With millions affected by heart attacks globally, immediate action is crucial, especially when alone. Dr. Jeremy London ...

For decades, surviving a heart attack has come with a lifelong prescription: Stay on medications called beta-blockers to help protect your heart. But doctors are taking a closer look at whether ...

Low levels of vitamin D seem to raise your risk of heart attack but scientists are still figuring out why—and whether supplements might help protect you. Vitamin D is thought to play a protective role ...