India, Nov. 7 -- Since Diwali, the air quality in Delhi and other neighbouring states has remained in the 'very poor' category. The thick smog lingering in the air, packed with very harmful pollutants, has led to a surge in respiratory-related complaints. This calls for extra precautions, beyond just installing an air purifier. To strengthen your lungs, you also need to practice certain exercises.

Dr Piyush Goel, senior consultant, pulmonology, Narayana Hospital, Gurugram, shared with HT Lifestyle a breathing technique that people living in highly polluted areas can try at home.

"The 20-20-20 breathing technique is a proven, highly beneficial intervention for patients with respiratory issues during periods of high air pollution," Dr Goe...