A vitamin K injection has been recommended for newborns in the U.S. since the early 1960s to prevent severe bleeding.

Not all cholesterol is bad! High-density lipoprotein (HDL), or “good cholesterol,” acts like the cleanup crew, sweeping away ...

It’s so simple.

Here’s what the science says.

Heart racing suddenly during workouts or daily activity? Doctors explain supraventricular tachycardia (SVT), its symptoms, causes, and when to seek help.

Right-side abdominal pain after eating can signal gallstones, liver infection, ulcers or indigestion. Doctor explain causes, ...