India, Oct. 1 -- Heart disease remains the leading cause of death worldwide, but most heart attacks do not strike without warning. They are usually the result of years of small, cumulative damage caused by daily habits, health conditions, or even genetics. A recent large-scale study by Korean and US researchers also revealed that almost every major cardiovascular event is preceded by one or more risk factors, even if people never received a formal diagnosis. Dr Amit Bhushan Sharma, Director and Unit Head, Cardiologist, Paras Health, explains that while we cannot change certain factors like age or family history, many others are within our control. By spotting these risks early and taking preventive steps, we can significantly lower the ri...