Chest Physician in Mumbai Healthy lungs are essential for maintaining overall well-being, as they supply oxygen to the body and support every vital function. However, increasing air pollution, changing lifestyles, smoking, allergies and respiratory infections have contributed to a rise in lung-related health problems. Conditions such as asthma, bronchitis, chronic obstructive pulmonary disease (COPD), tuberculosis and sleep apnoea can significantly affect breathing and qualit