India, Sept. 19 -- Exercise is touted as an indispensable part of your lifestyle. So how much exercise does your heart actually need? The heart is a vital organ, so let's understand what kind of weekly target or routine it benefits from. Is there any baseline at all, or is it different for everyone?ALSO READ: Cardiologist shares 3 key things you need to start doing today if you want to 'age slower than your parents'

Dr Sabyasachi Pal, senior consultant in cardiology at BM Birla Heart Hospital, Kolkata, told HT Lifestyle how exercise requirements differ for healthy people, those with cardiovascular risk factors, and patients with established heart disease. He also shared why your current fitness level matters more than chasing the most in...