When most people hear the word “gene,” they picture something complicated, like a diagram buried in a science textbook. Genes are simple at their core; they are just instructions your body uses to keep everything running. They tell your cells how to work, when to grow, and what to do. Sometimes, those instructions change slightly. Even a small change can make a big difference.

One gene that has been getting a lot of attention lately is called APOL1. At first glance, it looks like a typo or some random mix of letters and numbers. But it is not random at all. For millions of people, especially those with African ancestry, this gene can significantly impact kidney health.

So, let’s break it down in a way that makes sense.

What is the APOL1 gene?

The APOL1 gene is responsible for making a protein called apolipoprotein L1. You don’t need to remember that name  what matters is what it does. This protein helps your body fight off certain parasites, including those responsible for African sleeping sickness. That disease is spread by tsetse flies in parts of Africa and has historically been a major threat. Because of that, certain versions of the APOL1 gene became more common over time. They helped people survive.

In a way, this gene has a protective history. It’s part of how the body adapted to dangerous environments. But here’s where it gets complicated: the same versions of the gene that helped protect people in the past can increase the risk of kidney disease today. It’s one of those classic biology trade-offs something that’s helpful in one situation can be harmful in another.

The “risk variants” people talk about

Scientists have identified two specific versions of the APOL1 gene that are linked to kidney problems. These are usually called G1 and G2.

If you have just one copy of one of these variants, it usually doesn’t cause any issues. Many individuals have one and never even know it. But if you inherit two risk variants, one from each parent, your chances of developing certain kidney diseases go up.

That can include:

• Focal segmental glomerulosclerosis (FSGS), which causes scarring in the kidneys
• Kidney disease linked to high blood pressure
• Chronic kidney disease
• Faster progression if kidney disease does develop

That said, it’s important to understand this: having two risk variants does not mean you’re guaranteed to get kidney disease. It just increases the risk compared to someone without them.

Think of it more like a warning sign, not a diagnosis.

Why this matters more for people of African ancestry

The APOL1 risk variants are most commonly found in people with West African ancestry. That goes back to the protective effect against sleeping sickness those gene versions helped people survive, so they were passed down through generations.

Today, those variants are still present in many populations across the African diaspora, including African Americans and Afro-Caribbean communities. In the United States, it’s estimated that about 13% of African Americans have two APOL1 risk variants. This matters because African Americans are already more likely to develop kidney disease than other groups. The APOL1 gene doesn’t explain everything, but it helps fill in part of the picture.

At the same time, it’s not just about genetics. Factors like access to healthcare, high blood pressure, diabetes, diet, stress, and environmental conditions all play a major role. The gene is just one piece of a much bigger puzzle.

Why doctors and researchers are paying attention

One of the biggest challenges with kidney disease is that it often develops quietly. You can lose a lot of kidney function before you even notice symptoms. That is why researchers are so interested in APOL1,it could help identify people who are at higher risk before serious damage happens.

Right now, scientists are trying to answer a few key questions:

• Who should be tested for these gene variants?
• How exactly do these variants damage the kidneys?
• Can we create treatments that specifically target this risk?

There’s also growing interest in how APOL1 affects kidney transplants. Some studies suggest that kidneys from donors who have two risk variants may not function as long after transplant. Because of that, researchers are exploring whether genetic testing could help improve transplant outcomes.

This is still an evolving area, but it shows how genetics is starting to influence real medical decisions.

 

A shift toward more personalized medicine

The attention around APOL1 is part of a bigger shift in healthcare called precision medicine. Instead of treating everyone the same way, doctors are starting to consider individual differences including genetics.

In the future, understanding your APOL1 status could lead to:

• Earlier and more frequent kidney screening
• Medications designed to protect kidney cells
• More personalized prevention strategies
• Better-informed transplant decisions

There are already clinical trials underway looking at drugs that target the APOL1 pathway directly, which is a significant step forward. It’s still early, but this is the direction medicine is heading.

So no, it’s not just a typo

APOL1 might look like a random label, but behind it is a story that connects history, biology, and modern health. It’s a reminder that our DNA carries traces of the past  including adaptations that once helped people survive. But in today’s environment, those same traits can sometimes have different effects.

Still, having this gene doesn’t define your future. It’s better to think of it as useful information, something that can help guide decisions, raise awareness, and potentially lead to earlier care.

As research continues, the hope is that understanding APOL1 will lead to better treatments, better prevention, and better outcomes for the communities most affected. The key takeaway is this: sometimes something that looks small or confusing, like a string of letters, can end up telling a very important story.

 

Hearing that you or a loved one has “heart failure” can feel overwhelming. It is a term that sounds frightening, but it does not mean the heart has stopped working. Instead, it means the heart is not pumping blood as well as it should.

At our clinical research site, we talk with many patients who are trying to make sense of their diagnosis. One of the most common questions we hear is: “What kind of heart failure do I have, and what does that mean for me?”

Two of the most common types are HFrEF and HFpEF. These names can sound technical, but the difference between them is easier to understand than it seems. Let us walk through it together in a simple, clear way.

Understanding Ejection Fraction (EF)
Your heart’s main job is to move blood throughout your body. It fills with blood, then squeezes to push that blood out, and repeats this process every second of the day.

Doctors use a measurement called ejection fraction (EF) to see how well your heart is pumping. It tells us what percentage of blood is pushed out of the heart with each beat.

• A normal EF is usually between 50% and 70%.
• A lower EF means the heart is not pumping as strongly as it should.
• Mildly reduced EF: 41–49%
• Moderately reduced EF: 30–40%
• Severely reduced EF: <30%

This number helps doctors figure out which type of heart failure a patient has.

HFrEF: The Weak Squeeze
HFrEF stands for Heart Failure with reduced Ejection Fraction. In this type, the heart muscle has become weak and cannot squeeze hard enough.

Imagine trying to squeeze water out of a sponge, but the sponge is worn out and floppy. No matter how hard you try, it just does not push much water out. That is like what happens in HFrEF; the heart cannot pump blood forward effectively.

Some common reasons include:

• A previous heart attack that damaged the heart muscle
• Long-term high blood pressure
• Certain heart muscle diseases (e.g., cardiomyopathy)

People with HFrEF often notice:

• Shortness of breath, especially when walking or lying down
• Feeling tired or low on energy
• Swelling in the legs, ankles, or stomach
• Sudden weight gain from fluid buildup

There are several well-studied medications and devices that can help the heart work better, improve symptoms, and even help people live longer. Many patients feel significantly better once treatment is started and adjusted properly.

HFpEF: The Stiff Fill
HFpEF stands for Heart Failure with preserved Ejection Fraction. In this case, the heart’s squeezing strength looks normal, but there is still a problem.

Think of a balloon that has become stiff. You can still squeeze it, but it is harder to fill it up in the first place. That is what happens in HFpEF; the heart does not relax well enough to fill with blood before the next squeeze. So even though the percentage being pumped out looks normal, the total amount of blood moving through the body may still be too low.

What causes this?
HFpEF is often linked to other health conditions, such as:

• High blood pressure
• Diabetes
• Being overweight or obesity
• Kidney problems
• Aging

What symptoms might you notice?
Interestingly, the symptoms can feel almost the same as HFrEF:

• Shortness of breath
• Trouble with physical activity (exercise intolerance)
• Fatigue
• Swelling

This can make it confusing, and many patients are surprised to learn they have heart failure even though their “pump strength” seems normal.

Comparing the Two Types
Here is a simple way to think about it:

• HFrEF = Weak squeeze, weak pump.
• HFpEF = Stiff fill, stiff muscle.

Both affect how blood moves through your body, just in different ways.

Tailoring Your Treatment
Understanding which type of heart failure you have helps your care team choose the best treatment plan.

• Some medications work especially well for HFrEF.
• For HFpEF, treatment often focuses on managing other conditions like high blood pressure and diabetes. (Note: Newer classes of medication, such as SGLT2 inhibitors, are now proven to help both HFrEF and HFpEF patients).

In both cases, your symptoms, lifestyle, and overall health all play a role in your care.

Research and Hope for the Future
At our site, we are involved in clinical research studies that aim to improve how heart failure is treated. Many of today’s medications exist because patients chose to participate in research.

Right now, there is a strong focus on:

• Finding better treatments for HFpEF
• Improving quality of life for all heart failure patients
• Reducing hospital visits (hospitalizations) and complications

For patients, participating in a study can sometimes offer access to new therapies while also helping others in the future.

Living Well Day-to-Day
No matter the type—HFrEF or HFpEF—many patients share similar day-to-day challenges:

• Feeling tired doing simple tasks
• Needing to rest more often
• Keeping track of medications and appointments
• Worrying about symptoms getting worse

If this sounds familiar, you are not alone. These experiences are very common, and they are exactly why ongoing care and support matter so much.

Simple Habits That Help
While medical treatment is important, there are also everyday habits that can help you feel better and stay stable:

• Check your weight daily to catch fluid buildup early.
• Limit salt (sodium) to help prevent swelling.
• Take medications exactly as prescribed.
• Stay active in ways that feel safe for you.
• Keep regular appointments with your care team.

Even small, consistent steps can make a meaningful difference over time.

Final Thoughts
Heart failure can sound like a scary diagnosis but understanding it is the first step toward taking control.

Whether it is HFrEF (a weaker pump) or HFpEF (a heart that does not relax well), both conditions are manageable with the right care, support, and guidance.

At our clinical research site, we are here not just to study these conditions, but to support the people living with them every day. If you ever have questions about your diagnosis, treatment options, or research opportunities, do not hesitate to ask.

You deserve to understand your health and to feel confident in the care you are receiving.

 

Iron is often associated with energy, strength, and vitality, but its role in the body goes far deeper than simply preventing fatigue. When iron levels drop too low, the consequences can ripple throughout the entire body, including one of its most vital organs: the heart. While many people think of iron deficiency as a minor nutritional issue, the truth is far more serious. Low iron can weaken the heart, disrupt oxygen delivery, and lead to long-term health complications if left unaddressed.

At the center of this issue is iron’s essential role in producing hemoglobin, the protein in

red blood cells are responsible for carrying oxygen from the lungs to the rest of the body. Without enough iron, the body cannot produce sufficient healthy red blood cells, leading to a condition known as iron deficiency anemia. This means tissues and organs, including the heart, receive less oxygen than they need to function properly.

The heart, as the body’s central pump, is especially sensitive to changes in oxygen levels. When oxygen delivery is compromised, the heart must work harder to compensate. It increases its rate and force of contraction in an attempt to circulate the limited oxygen supply more efficiently. Over time, this extra workload can place significant strain on the heart muscle.

In the early stages, the symptoms of low iron may seem mild or easy to ignore. Fatigue, weakness, dizziness, and shortness of breath are common signs. Many people dismiss these as stress, lack of sleep, or a busy lifestyle. However, as iron levels continue to decline, symptoms can become more severe. Heart palpitations, chest discomfort, and even fainting may occur as the cardiovascular system struggles to keep up.

One of the most concerning consequences of prolonged iron deficiency is its impact on heart structure and function. Chronic low oxygen levels can lead to an enlarged heart, a condition known as cardiomegaly. This occurs because the heart muscle thickens or stretches in response to the increased workload. While this may initially help the heart pump more effectively, it is not a sustainable solution. Over time, it can lead to heart failure, a condition in which the heart can no longer pump blood efficiently.

Additionally, iron deficiency has been linked to worsening outcomes in individuals who already have heart disease. For patients with conditions such as heart failure, low iron levels can further reduce exercise tolerance, increase hospitalizations, and decrease overall quality of life. In these cases, iron is not just a nutrient; it becomes a critical component of disease management.

Certain groups are at higher risk for iron deficiency and their cardiovascular effects. Women of reproductive age, particularly those with heavy menstrual cycles, are especially vulnerable. Pregnant individuals also have increased iron needs to support

both their own bodies and the developing fetus. Additionally, people with chronic illnesses, gastrointestinal disorders, or dietary restrictions (such as vegetarian or vegan diets without proper planning) may struggle to maintain adequate iron levels.

The good news is that iron deficiency is both preventable and treatable. The first step is awareness, recognizing the symptoms, and understanding the risks. A simple blood test can measure iron levels and help diagnose anemia. From there, treatment may include dietary changes, oral iron supplements, or in more severe cases, intravenous iron therapy.

Diet plays a key role in maintaining healthy iron levels. Iron-rich foods include red meat, poultry, fish, beans, lentils, tofu, spinach, and fortified cereals. It is also important to consider how iron is absorbed. Vitamin C can enhance iron absorption, so pairing iron-rich foods with sources of vitamin C such as citrus fruits, tomatoes, or bell peppers can be beneficial. On the other hand, substances like calcium, tea, and coffee can inhibit iron absorption if consumed in large amounts alongside iron-rich meals.

However, it is important to approach supplementation with care. Taking iron unnecessarily or in excessive amounts can lead toxicity and other complications. This is why it is essential to consult a healthcare provider before starting any supplementation regimen.

Ultimately, the connection between low iron and heart health is a powerful reminder that even small imbalances in the body can have far-reaching effects. What may begin as a simple deficiency can evolve into a serious cardiovascular concern if ignored. The heart depends on oxygen, and oxygen depends on iron it is a chain that cannot afford to be broken.

Taking proactive steps to monitor and maintain iron levels is not just about preventing fatigue; it is about protecting the heart and preserving long-term health. By listening to the body, seeking medical guidance when needed, and making informed nutritional choices, individuals can reduce their risk and support both their energy levels and cardiovascular well-being.

Low iron may seem like a quiet issue, but its impact can be loud and life-altering. A weak heart is not just a metaphor it can be a direct consequence. And with awareness, prevention, and proper care, it is a consequence that can often be avoided

When people hear the words “heart failure,” they think the heart has stopped working. “Heart failure” is a misleading term. It doesn't mean the heart has stopped; it means the heart isn't working as efficiently as it should. While many associate Heart failure with a weak heart, a significant number of cases involve a stiff heart. 

What Does “Stiff Heart” Mean?

Stiff heart syndrome also known as Heart Failure with Preserved Ejection Fraction (HFpEF) is a condition in which the heart muscle thickens and cannot relax properly. Stiff heart is like trying to inflate a rigid balloon which doesn’t stretch. The two key jobs of a heart are filling with blood and pumping it out. In HFpEF/stiff heart syndrome, the heart muscle becomes rigid and loses its flexibility. While the heart may still pump blood out reasonably well, it cannot relax or stretch properly to fill with enough blood between beats. The heart pumps smaller amount of blood which is not sufficient to meet body’s need. This leads to increased pressure, fluid buildup in the lungs and legs, and symptoms like shortness of breath and swelling. 

What Are the Symptoms?

Symptoms of Stiff Heart can be confusing and are often attributed to aging or lack of exercise. Common symptoms include-

• Shortness of breath, especially during activity or when lying flat.
• Fatigue and weakness due to reduced oxygen-rich blood reaching the body.
• Swelling (Edema) in the legs, ankles, feet, or abdomen.
• Irregular heartbeats (Arrhythmias), such as atrial fibrillation.

 

Who Is at Risk?

Risk factors for the development of HFpEF include but are not limited to-

• Aging- Heart muscles naturally become less elastic over time
• Female Sex
• High blood pressure- Chronic hypertension forces the heart to work harder, causing the muscle to thicken and eventually stiffen
• Diabetes- prolonged high blood sugar can stiffen the collagen in heart
• Overweight
• Kidney issues
• High Cholesterol
• Sleep apnea

 

How Is It Diagnosed? 

Diagnosing HFpEF is not always easy as it cannot be diagnosed by one test/method. Doctors usually start with symptoms and ask about breathing problems and swelling. An ultrasound of the heart, called an echocardiogram, is done. This test checks how efficiently heart pumps. In HFpEF, ejection fraction (LVEF≥ 50%) is normal which is why it is called “preserved”. They also test for thickened heart muscles and abnormal heart function. It may show that the heart does not relax well. Blood tests may also help in identifying the biomarkers for heart dysfunction. Additionally, stress tests are done to aid in diagnosis of HFpEF in patients. 

Is It Serious?

Yes. Because pumping strength is normal, some people think it is less dangerous. That is not true. It significantly impacts quality of life, often causing fatigue, shortness of breath, and reduced stamina for everyday activities. Despite preserved ejection fraction, the heart’s stiffness leads to fluid buildup and strain, increasing the risk of hospitalization and other cardiac complications.  HFpEF currently accounts for approximately 50 % of new heart failure cases and its prevalence relative to other types of heart failure is increasing.

How Is It Treated?

There is no magic cure. But there are ways to control it. Treatment focuses on four main things. 

1. Control blood pressure: Keeping blood pressure in a healthy range is very important. 
2. Remove extra fluid. Doctors often give water tablets, called diuretics. These help reduce swelling and breathing problems. 
3. Controlling diabetes and kidney disease, and addressing irregular heart rhythms like atrial fibrillation are key. 
4. Lifestyle changes: most importantly those simple steps can make a big difference:

• Reduce salt in food 
• Stay active with light exercise
• Maintain a healthy weight - Even small weight loss can improve symptoms.
• Stop smoking
• Limit alcohol
• Regular follow-ups with a doctor are important. 
• Do not ignore new symptoms.

 

Living With HFpEF

Living with HFpEF can indeed be unpredictable — good days mixed with tough ones, and symptoms often flaring in humid weather or after salt-heavy meals. It’s important to monitor for red flags like 

• sudden weight gain
• increased swelling in legs
• increased shortness of breath
• chest discomfort

Family support plays a vital role — understanding that fatigue is real, not laziness, makes a big difference. And emotional well-being matters just as much as physical health; chronic illness can cause stress or sadness so taking right steps helps.

Why Awareness Is Important

HFpEF often flies under the radar because it doesn’t fit the common idea of heart failure. But a stiff heart is just as serious as a weak one. Raising awareness through organizations like the American Heart Association is key to earlier diagnosis and better outcomes. The more people understand the condition, the earlier it can be diagnosed and treated. Early treatment can reduce hospital visits. It can improve quality of life. Knowledge is power — especially when it comes to the heart.

Final Thoughts

If you or someone you know feels breathless often, do not ignore it even if your heart’s pumping looks normal. HFpEF may be the hidden cause, where the heart is strong but stiff and struggles to fill properly. Asking questions is powerful — it can lead to the right diagnosis. With timely care, lifestyle adjustments, and awareness, people with HFpEF can live full, stable lives. Remember: a healthy heart isn’t just about pumping well — it’s also about relaxing well. Listening to your body could be the first step toward better heart health.

We’ve all felt sleepy during a long meeting or after a heavy lunch. We may joke about needing another cup of coffee or blame a late night. But what if sleep didn’t just feel tempting — what if it suddenly took over?

For individuals living with narcolepsy, “nap attacks” are not about boredom, poor habits, or lack of discipline. They are the result of a neurological sleep disorder that disrupts the brain’s ability to regulate wakefulness. Left unrecognized, narcolepsy can significantly affect quality of life.

As someone working in clinical research, I have seen how misunderstood this condition can be — and how life-changing an accurate diagnosis and proper treatment truly are. Understanding the difference between typical fatigue and a medical sleep disorder is the first step toward better health.

What Is Narcolepsy?

Narcolepsy is a chronic neurological disorder that interferes with the brain’s sleep-wake regulation. In healthy sleep patterns, the brain moves gradually between wakefulness and the various stages of sleep. In narcolepsy, those boundaries become unstable.

One of the most important features of narcolepsy involves Rapid Eye Movement(REM) sleep — the stage associated with vivid and memorable dreaming as well as increased brain activity. Normally, REM sleep occurs about 90 minutes after falling asleep. In people with narcolepsy, abnormal onset of REM sleep during waking hours or within minutes of falling asleep resulting in excessive daytime sleepiness, hallucinations, sleep paralysis and cataplexy.

Narcolepsy affects approximately 1 in 2,000 people in the United States. However, experts believe many cases remain undiagnosed, sometimes for years. Because excessive sleepiness is often dismissed as mental health or fatigue related conditions, patients may struggle silently without realizing a medical explanation exists.

What Are “Nap Attacks” or Sleep Attacks?

People with narcolepsy frequently experience sudden, overwhelming urges to sleep, sometimes referred to as sleep attacks. These episodes are not gradual and can occur abruptly without warning.

Sleep attacks may happen:

• During conversations
• While eating
• At work or school
• During passive activities like watching television
• Even while driving

A person may fall asleep for a few minutes and wake up feeling temporarily refreshed, only to experience sleepiness again later in the day.

This is not ordinary tiredness. It is uncontrollable and can occur even after a full night’s rest. For many individuals, the unpredictability of these episodes creates anxiety and safety concerns.

Common Symptoms of Narcolepsy

Narcolepsy presents differently from person to person, but several hallmark symptoms are commonly seen.

Excessive Daytime Sleepiness (EDS)

This is the primary symptom. Individuals experience persistent, daily sleepiness that interferes with focus, memory, and functioning. It does not improve fully with extra sleep.

Cataplexy

Cataplexy is sudden muscle weakness triggered by strong emotions such as laughter, excitement, surprise, or anger. It may cause subtle facial drooping, slurred speech, or brief knee buckling. In more severe cases, it can lead to temporary collapse. Importantly, the person remains fully conscious during the episode.

Sleep Paralysis

Sleep paralysis is a temporary inability to move or speak while falling asleep or waking up. Although brief, it can feel frightening.

Hallucinations

Some individuals experience vivid, dream-like images or sensations during sleep transitions. These are known as hypnagogic (while falling asleep) or hypnopompic (upon waking) hallucinations.

Types of Narcolepsy

There are two primary forms of narcolepsy:

• Type 1 Narcolepsy, which includes cataplexy and is often associated with low levels of hypocretin (also called orexin), a brain chemical that helps regulate wakefulness.
• Type 2 Narcolepsy, which does not include cataplexy but still involves significant daytime sleepiness.

Identifying the type helps guide treatment decisions.

 

Why Is Narcolepsy Often Misdiagnosed?

Narcolepsy symptoms can overlap with other conditions. Individuals are frequently told they are:

• Depressed
• Chronically sleep deprived
• Overworked
• Unmotivated

Because symptoms often begin in adolescence or early adulthood, they may be attributed to lifestyle factors. On average, it can take seven to ten years for someone to receive an accurate diagnosis.

How Is Narcolepsy Diagnosed?

Since Narcolepsy is neurological rather than psychological, proper sleep studies and medical evaluation are strongly recommended including:

• Detailed medical and sleep history
• An overnight sleep study (polysomnography)
• A daytime nap study called Multiple Sleep Latency Test (MSLT)

These tests measure how quickly a person falls asleep and whether they enter REM sleep unusually fast.

Is There a Cure?

There is currently no cure for narcolepsy, but it can be effectively managed. Treatment plans are individualized and may include:

• Wake-promoting medications
• Scheduled short naps
• Lifestyle adjustments
• Treatment for disrupted nighttime sleep

 

When Should You Seek Medical Advice?

Consider speaking with a healthcare provider if you or someone you know experiences:

• Daily overwhelming involuntary sleepiness despite adequate sleep
• Sudden muscle weakness triggered by emotions
• Frequent sleep paralysis
• Vivid hallucinations during sleep transitions
• Difficulty staying awake during important tasks

 

Why Awareness Matters

Sleep disorders often receive less attention. Untreated narcolepsy can significantly affect mental health, workplace productivity, safety, and overall quality of life.

In clinical research, ongoing studies continue to improve therapies and expand understanding of sleep regulation. Advancements in treatment options offer increasing hope for those affected.

How Our Clinic Can Help

Sleep is foundational to physical and mental health. Persistent disruption should never be ignored. At our clinic, we understand that narcolepsy is more than simply “feeling tired.” If you or a loved one are experiencing unexplained sleep attacks, persistent fatigue, or symptoms such as muscle weakness triggered by emotions, our team can help guide you through the next steps.

We collaborate closely with sleep specialists and support ongoing clinical research to better understand and treat sleep disorders like narcolepsy. Through comprehensive evaluation, evidence-based recommendations, and access to emerging research opportunities, we are committed to helping patients find answers and relief.

If you have concerns about your sleep health, schedule an appointment with our team. A conversation today may be the first step toward improved clarity, safety, and quality of life.

Asthma is a chronic inflammatory respiratory condition that is characterized by symptoms of intermittent dyspnea (shortness of breath), cough, and wheezing (Hospitals, 2026).

An asthma diagnosis is the first step to receiving appropriate care. Each person's experience with asthma is unique, with a variety of symptoms, changing triggers, and varying degrees of symptom control (2022).

It is possible to be diagnosed with asthma at any stage of life. Asthma cannot be cured, but it can be controlled by working with a medical professional to create a strategy.
You can effectively manage your asthma if you: 

• Use your quick-relief inhaler fewer than three times a week. 
• Never wake up in the middle of the night with asthma. 
• Engage in regular activities, such as exercise, with little to no symptoms (Association).

Asthma prevalence
    Asthma is a significant global health issue, with rising prevalence rates in many nations. According to data from the World Health Organization (WHO), 30 crore people suffer from asthma, and in 2005, asthma claimed lives of 255,000 individuals 

Types of Asthma

1. Allergic asthma
2. Non allergic asthma 
3. Seasonal asthma
4. Occupational asthma or work-related asthma
5. Childhood onset asthma
6. Adult-onset asthma
7. Eosinophilic asthma
8. Exercise induced asthma 

Symptoms of Asthma

 Common asthma signs and symptoms include:

• Shortness of breath (SOB)
• Cough
• Tightness of chest
• Decrease in peak flow meter
• Waking up at night due to a worsening of cough

Symptoms of severe asthma are often persistent, and these symptoms are observed at least once a day. Below are some of the asthma attack symptoms observed in patients:

• Breathlessness which is persistent and continuous
• Heavy feeling in the chest
• Wheezing
• Severe cough
• Difficulty in speaking
• Allergic responses to pollen and dust
• Extreme sensitivity to scents and smell
• Blue lips or fingers
• Rapid heart rate 
• Drowsiness
• Confusion
• Dizziness (Hospitals, 2026).

How to know if you have developed Asthma???

Stage 1: Identifying the symptoms and scheduling a visit with your physician:
    The main symptoms of asthma include wheezing, shortness of breath, chest tightness and cough. If you experience any of these symptoms, schedule an appointment with your primary care physician or an asthma specialist, to discuss your symptoms. If you have encountered them over time, this is very crucial. To ensure that you receive the best care possible, a diagnosis is crucial, whether it is to verify your asthma or rule it out.

Stage 2: Receiving a preliminary diagnosis of asthma:

Your doctor may do a few tests to confirm a diagnosis if they believe your symptoms point to asthma, including:

• A test that shows how open your airways are is called peak expiratory flow, or peak flow.

• A test called spirometry gauges how quickly you can exhale and how much air you can hold in your lungs. A tube and a tiny device known as a spirometer are connected to a mouthpiece.

• Airway inflammation is detected by a FeNO (fractional concentration of exhaled nitric oxide) test. Blowing consistently and slowly into a portable device that detects nitric oxide in exhaled air is how FeNO is measured.

Stage 3: Asthma management:
  Since asthma is a chronic condition that lasts for a long period, controlling it must be an ongoing process. The degree to which symptoms are reduced or eliminated by medical treatment is referred to asthma control. 

Controlling asthma involves: 

• Continually discussing the nature, frequency, duration, and intensity of your asthma symptoms with your physician.
• Taking steps to address them in collaboration with your physician, such as creating a documented asthma management plan.
• Evaluating the effects of asthma on your quality of life and your disease activity on a regular basis.

 

Different Types of Asthma Medicines and Treatments

      There are four types of asthma medicines and treatments:

1. Quick-relief medicines
2. Controller medicines 
3. Combination of quick-relief and controller medicines 
4. Biologics

 Different Types of Delivery Devices for Asthma Medicines

1. Inhalers (also called puffers)- There are four types of asthma inhaler devices that deliver medicine: 

1. Metered dose inhalers: have medicine plus a propellant. The propellant sprays the medicine out of the inhaler in a short burst.
2. Dry powder inhalers: do not have a propellant and do not spray the medicine out of the inhaler. The medicine is released from the inhaler when you breathe it in.
3. Breath actuated inhalers: have dry powder or aerosol medicine. The medicine does not spray out of the inhaler. The medicine is released from the inhaler when you breathe it in.
4. Soft mist inhalers: do not have propellant, but they do spray the medicine out of the inhaler. They create a cloud of medicine that sprays out softly.

1. Nebulizers- A nebulizer machine, or “breathing machine,” turns liquid asthma medicine into a mist. You then breathe in the medicine through a mask or mouthpiece.
2. Injectables (Biologics) – These are shots or infusions given every few weeks.

 

How Do Asthma Treatments Work?

1. Bronchodilators:

   Bronchodilators can be short- or long-acting.

Few of them are:

• Short-acting beta agonists (SABA).

   Common Examples include: Albuterol (Ventolin) and levalbuterol (Xopenex). 

• Short-acting muscarinic antagonists (SAMA).

    Common Example includes Ipratropium bromide

• Long-acting beta agonists (LABA).

  Common Examples include Salmeterol, Formoterol, and Arformoterol.

• Long-acting muscarinic antagonists (LAMA) 

     Common examples include Tiotropium (Spiriva) and Umeclidinium (Incruse Ellipta)

• Theophylline 

1. Anti-Inflammatories (Steroidal):

 Anti-inflammatories (steroidal) come in many different forms. They are also called controllers because they help to control or prevent asthma symptoms. They reduce swelling and extra mucus inside the airways. They will not relieve sudden symptoms.

Two of them are:

1. Inhaled corticosteroids (ICS) are corticosteroids that supplement the natural corticosteroids made by your adrenal glands. They are also called controllers because they help to control or prevent symptoms from asthma.

Common Individual Inhaled Corticosteroid Examples:

• Budesonide 
• Fluticasone propionate: Flovent HFA, Flovent Diskus
• Fluticasone furoate: Arnuity Ellipta
• Beclomethasone dipropionate
• Mometasone furoate: Asmanex Twisthaler, Asmanex HFA
• Ciclesonide: Alvesco 

Common Combination ICS/LABA Inhalers:

• Budesonide/formoterol: Symbicort
• Fluticasone/salmeterol: Advair Diskus
• Fluticasone/vilanterol: Breo Ellipta
• Mometasone/formoterol: Dulera 

 

1. Oral corticosteroids are taken in pill or liquid form. This medicine may be prescribed as “rescue” for the treatment of asthma attacks that don’t respond to other asthma medicines. They also are used as long-term therapy for some people with severe asthma. 

Common Oral Corticosteroid Examples:

• Prednisone
• Prednisolone
• Methylprednisolone (Medrol)
• Dexamethasone
• Hydrocortisone
•  Triamcinolone (2025).

People with asthma may have to use their inhaler daily. The frequency of symptoms and the kinds of inhalers that are accessible will determine how they are treated. To reduce the prejudices and misconceptions surrounding asthma in various contexts, it is also critical to increase community awareness. It is also important for people with asthma to know how to increase their treatment when their symptoms are worsening to avoid a serious attack.

 

REFERENCES:

• Association, A. L. (n.d.). Managing asthma. American Lung Association. https://www.lung.org/lung-health-diseases/lung-disease-lookup/asthma/managing-asthma
• Asthma treatment. Asthma & Allergy Foundation of America. (2025, March 7). https://aafa.org/asthma/asthma-treatment/
• Hospitals, P. (2026, February 5). Asthma: Symptoms, causes, types, diagnosis & treatment. Pace Hospitals | Best Hospitals in Hyderabad, Telangana, India. https://www.pacehospital.com/asthma-symptoms-causes-types-diagnosis-and-treatment
• The Next Breath Editorial Team. (2022, October). THE JOURNEY TO ASTHMA CONTROL: DIAGNOSIS AND WHAT TO EXPECT NEXT. Sanofi & Regeneron. https://www.thenextbreath.com/blog/the-journey-to-asthma-control.