World Heart Day is globally held on the last Sunday of September each year to inform people about cardiovascular diseases, which are the biggest cause of death worldwide. The event also aims to promote preventative measures that reduce the risk of cardiovascular diseases. What do people do? Many people around the world unite with governments and non-government organizations celebrate and promote World Heart Day each year. Activities include fun runs, public talks, concerts, and sporting events. The World Heart Federation organizes awareness events in more than 100 countries. They include: Health checks. Organized walks, runs and fitness sessions. Public talks. Stage shows. Scientific forums. Exhibitions. Concerts. Carnivals. Sports tournaments. These activities are done in partnership with organizations such as the World Health Organization (WHO), which is the UN’s directing and coordinating authority for health.