Manipal Hospitals on Instagram: "As winter brings fog and smog, poor AQI becomes a major concern, especially for those with breathing problems. Dr. Puneet Khanna, HOD & Consultant – Pulmonology, Manipal Hospitals Dwarka, New Delhi, explains that rising pollution increases phlegm, causes headaches, burning eyes, disturbed sleep, and can affect overall health beyond the lungs. Maintaining good nutrition, regular exercise, and including nuts in the diet can also help support lung health during wint