Pollution levels in Delhi show marginal improvement, but the air continues to be highly toxic. Dr Vivudh Pratap Singh, Senior Consultant - Interventional Cardiology at Fortis Escorts, Okhla Road helps us understand how pollution affects the heart and what measures need to be taken.

https://www.ndtv.com/video/news/news/how-pollution-affects-the-heart-and-how-to-stay-safe-739628