According to a study India is the third most obese country in the world. 'Indians do not take their health seriously unless they face a health scare' says Dr Sharad Sharma laparoscopic and bariatric surgeon. He explains obesity and diabetes is a rising concern in our country. Why is India one of the most obese countries? The incidence of obesity is around 15 to 30 percent in India and at around 50 percent in the US. Because we are one of the most populated countries the number of obese people is more. Here are 22 ways fat can kill you.