Reported by Rishika Baruah, Edited by Saikat Kumar Bose | Wednesday November 08, 2023, New Delhi
As Delhi records 'severe' air quality for the sixth consecutive day, NDTV spoke to Dr Arvind Kumar, chairman of Institute of Chest Surgery at Medanta Gurugram on the risks due to the toxic air, who is the most vulernable and the right kind of masks