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Lung Care
The Pulmonary Clinic

Lung Health Blog

Plain-English answers to common lung questions.

Symptom-based guides written by Dr. Arun Gangadhar — what's normal, what's not, and when it's time to see a pulmonologist.

· 5 min read

Persistent cough for 3 weeks — when to see a pulmonologist

A cough that won't go away after three weeks is no longer 'just a cold'. Here's what it could mean and when to get it checked.

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· 4 min read

Snoring vs sleep apnea — how to tell the difference

Not all snoring is harmless. Here's how to know whether your snoring is just noise or a sign of obstructive sleep apnea.

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· 5 min read

Wheezing in adults — is it asthma or COPD?

Both make you wheeze, but they need very different treatment. Here's how a pulmonologist tells them apart — and why the label matters.

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· 6 min read

Persistent post-COVID breathlessness — what we know in 2026

Years on from the pandemic, many adults still report breathlessness on stairs. Here's how a pulmonologist investigates and treats it today.

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· 6 min read

A lung nodule on your CT scan — should you worry?

More health-check CTs are turning up small lung nodules. Here's a calm, evidence-based explanation of what they mean and what to do next.

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· 5 min read

Air pollution in Coimbatore — protecting your lungs through the year

Coimbatore is greener than most Indian cities, but traffic, construction dust and winter inversions still hurt sensitive lungs. Here's what works.

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· 5 min read

Childhood asthma — myth vs medicine, for parents

Inhalers don't cause addiction, children don't 'grow out' of every wheeze, and steroids in the right dose are safe. A pulmonologist clears the air.

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· 6 min read

Quitting smoking — a pulmonologist's 6-week practical plan

Most people who quit succeed on the third or fourth attempt. Here's a structured 6-week plan that genuinely works, from a pulmonologist who runs a quit clinic.

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· 5 min read

Early warning signs of asthma — the subtle symptoms most adults miss

Asthma rarely announces itself with a full-blown attack. It usually starts with quiet, easy-to-dismiss signs. Here is what to notice — and when to get a PFT.

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· 8 min read

Asthma symptoms — the full checklist, from mild to emergency

Asthma symptoms are more than wheezing. Here is the complete list — daytime, night-time, exercise and emergency signs — and how a pulmonologist confirms asthma with a lung function test.

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· 8 min read

PFT test explained — what it measures, how to prepare and what your report means

A plain-English guide to the PFT test (pulmonary function test): why it is ordered, how to prepare, what happens during spirometry, and how to read FEV1, FVC and DLCO on your report.

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· 7 min read

Lungs specialist in Coimbatore — how to choose between a chest physician, a pulmonologist and a lung hospital

Pulmonologist, chest physician, respiratory specialist, lung hospital — the labels overlap. Here is what each actually means and how to pick the right one for your problem.

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· 7 min read

Breathing easier after tuberculosis or years of smoke — a respiratory care plan

Cured tuberculosis, kitchen smoke and city air leave lungs scarred and narrowed. Post-TB lung disease is treatable — here is how pulmonary care restores day-to-day breathing.

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Patient guides & specialities

Detailed, illustrated guides and speciality pages from the clinic — useful if you already know which condition or test you're looking for.

Who writes these articles

These patient guides are written and reviewed by Dr. Arun Gangadhar; his academic profile lives on his own website.

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