The Centers for Disease Control and Prevention reports that 805,000 Americans have heart attacks every year. Heart disease is the leading cause of death in the U.S. 1 person every 34 seconds dies from a cardiovascular event. Genetics, obesity, and smoking can increase your risk of heart disease, but another threat may be lingering in your mouth. There’s a lot of research showing a direct connection between poor gum health and cardiovascular disease. The secret behind your heart health might be as simple as revamping your oral hygiene routine. Here’s how keeping your gums healthy can support your heart health.