World Heart Day is celebrated on September 29 each year globally to spread awareness about the health of heart and educate people that by controlling risk factors such as tobacco use unhealthy diet and physical inactivity at least 80 of premature deaths from heart disease and stroke could be avoided. The theme of World Heart Day this year is Share the Power . Small changes such as eating a healthy diet getting more exercise and giving up smoking can make a powerful difference to your heart health.