Dr Pritha Nayyar Pulmonologist

13/02/2026

Asthma, Allergy, or Infection? Understanding Your Lungs

Breathing is something we often take for granted—until it becomes difficult. Problems like asthma, allergies, and lung infections can affect your daily life in different ways, yet their symptoms may feel similar. Understanding the difference is the first step toward better respiratory health.

Asthma is a chronic condition where the airways become narrow and inflamed, leading to wheezing, shortness of breath, chest tightness, and frequent coughing. These symptoms may worsen with dust, smoke, exercise, or cold air. Allergies, on the other hand, are caused by the body’s reaction to substances like pollen, pet hair, or pollution. They often result in sneezing, runny nose, itchy eyes, and mild breathing discomfort.

Lung infections, such as bronchitis or pneumonia, are usually caused by bacteria or viruses. They may bring fever, thick mucus, persistent cough, weakness, and chest pain. Unlike asthma and allergies, infections often develop suddenly and require timely medical care.

Ignoring breathing problems can lead to serious complications. If you experience frequent breathlessness, long-lasting cough, or repeated chest infections, it is important to consult a specialist. Proper diagnosis through tests and examinations helps in choosing the right treatment.

Healthy lungs mean a healthier life. With early care, lifestyle changes, and medical guidance, you can breathe easier and live better every day.

09/02/2026

Roz cough ko ignore karna normal nahi hai.
Chronic cough ke peeche asthma, allergy, acid reflux ya pollution damage jaise reasons ho sakte hain.
Agar raat ko cough hoti hai, saans phoolti hai ya chest tightness feel hoti hai — to ye red flags hain.
Sirf steam lena treatment nahi hota. Sahi diagnosis hi sahi relief deta hai.
Healthy lungs ke liye timely care zaroori hai. Breathe better, live better.

25/01/2026

Wishing peace and prosperity this Republic Day.

19/01/2026

How Air Quality Affects Your Lung Health Long Term
The air you breathe every day plays a crucial role in determining your long-term lung health. Poor air quality—caused by pollution, dust, vehicle emissions, industrial smoke, and indoor allergens—can silently damage the respiratory system over time, even if symptoms are not obvious initially.
Long-term exposure to polluted air irritates the airways and causes chronic inflammation in the lungs. This can gradually reduce lung capacity, making breathing less efficient. People living in areas with high air pollution are at a higher risk of developing chronic conditions such as asthma, chronic bronchitis, and chronic obstructive pulmonary disease (COPD). Fine particulate matter can pe*****te deep into the lungs, affecting oxygen exchange and weakening lung defense mechanisms.
Air pollution also increases susceptibility to frequent respiratory infections. Over time, repeated infections can cause lasting lung damage, especially in children, older adults, and individuals with existing respiratory or heart conditions. Even indoor air quality matters—smoke from cooking, poor ventilation, and exposure to chemicals can contribute to long-term lung stress.
Protecting lung health begins with awareness. Monitoring air quality levels, reducing outdoor exposure during high-pollution days, improving indoor ventilation, and using protective masks when needed can help minimize damage. If you experience persistent cough, breathlessness, or frequent infections, consulting a pulmonologist early can prevent long-term complications and preserve lung function.

13/01/2026

May Lohri fill your days with warmth and good health.

31/12/2025

Wishing you steady wellness throughout the year ahead.

31/12/2025

It was a pleasure to deliver a talk on the diagnostic dilemmas in common respiratory cases among physicians in West Delhi. The session focused on practical challenges faced in daily clinical practice, highlighting overlapping presentations and the importance of a structured, evidence-based approach to diagnosis. Interactive discussions, real-world case scenarios, and insightful questions from fellow physicians made the session engaging and academically enriching. Such platforms play a vital role in continuous medical education, helping clinicians refine diagnostic skills and improve patient outcomes. Grateful for the opportunity to share knowledge and exchange clinical perspectives with the medical community.

27/12/2025

Fatigue that doesn’t improve with rest could be a lung warning sign.
Breathlessness + low energy need timely evaluation.
Early care makes a real difference.

27/12/2025

Why Normal Oxygen Levels Don’t Always Mean Healthy Lungs
Many people assume that normal oxygen levels automatically mean healthy lungs. While oxygen saturation (SpO₂) is an important indicator, it doesn’t always reflect underlying lung health. Oxygen levels measure how much oxygen is in your blood, but they don’t reveal early lung damage, inflammation, or reduced lung capacity.
Conditions like chronic bronchitis, early-stage emphysema, or mild interstitial lung disease can progress silently. Your oxygen levels may remain normal at rest, but your lungs might struggle during physical activity, causing breathlessness, fatigue, or reduced stamina. Similarly, structural changes in the lungs or airway inflammation can exist without affecting oxygen saturation initially.
Relying solely on SpO₂ readings can delay diagnosis and treatment. Pulmonary function tests, imaging, and regular medical evaluations provide a clearer picture of lung health. Paying attention to subtle symptoms—persistent cough, wheezing, shortness of breath on exertion, or frequent respiratory infections—can help detect issues before they become serious.
In short, normal oxygen levels are reassuring but not definitive. Healthy lungs are not just about oxygen in the blood—they are about efficient, resilient lung function. Don’t ignore warning signs; early detection and intervention are key to preserving long-term respiratory health.

24/12/2025

Wishing you strength, hope, and happiness this festive season.

20/12/2025