Dr. Pugazhendhi Selvam MBBS, MD – Top Respiratory & Sleep Specialist In Mogappair, Chennai. Breathing problems can affect patients of all age groups in different ways. A persistent cough, wheezing, repeated chest infections, breathing difficulty, allergy symptoms, or sleep-related breathing issues may require timely specialist consultation. Early assessment can help https://telegra.ph/Dr-Pugazhendhi-Selvam--Best-Pulmonologist-Allergy--Asthma-Specialist-in-Mogappair-Chennai-10-10-2