22nd January 2020 Dr Sreekanth B Shetty Senior Consultant and Head of Interventional cardiology at Sakra World Hospital have quoted in the article that Marathon can leads to clot formation in coronary arteries leading to Heart Attack Tanmai Darshan and his father and grandfather completed the 42 2 km TATA Mumbai full Marathon His grandfather said that there are the biggest advantages of running it makes people happy and active He also said that thousands of people participated in the last marathon and they always greet each other while running past