​Cardiovascular diseases, which comprise fatal heart complications like coronary heart disease, cerebrovascular disease, rheumatic heart disease, and other conditions, kill close to 18 million people in a year, the World Health Organisation (WHO) says. One of the most important reasons the number of death cases in heart complications is so huge is that there is a lack of awareness about this disease. People ignore the subtle signs of the disease and only when the disease reaches a seriously damaging stage do they seek medical help. In this article, we will understand what chest pain during a heart attack feels like.​