Heart attack occurs when your heart or some part of heart stops getting oxygen rich blood supply. Know the signs and symptoms and act before it's too late. Dr. Priya Palimkar, an interventional cardiologist explains about heart attack symptoms, how it's diagnosed and what changes a person has to make in order to prevent a heart attack. Watch!
![](https://i.ytimg.com/vi/Y9Wz5a2j3pE/maxresdefault.jpg)