Nearly one-third of all deaths worldwide are attributed to heart disease. Surprisingly enough, it can easily be prevented by making some smart yet easy lifestyle changes. Inadequate exercise, poor diet, consumption of tobacco and stress are some of the leading factors that increase the risk of heart disease among individuals of all age groups. One the other hand, certain food groups can improve heart health and incorporating them in your regular diet can keep heart problems at bay. Here is a list of things you can do to keep your heart young, fit and healthy