Not all cholesterol is bad! High-density lipoprotein (HDL), or “good cholesterol,” acts like the cleanup crew, sweeping away LDL’s mess and keeping your arteries in better shape. And while diet plays ...

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

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

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

It's wild to think that we've grown organs in labs, built robots that can perform surgery, and started producing mind-controlled prosthetics, but we still don't know exactly how anesthesia works, or ...

Here’s what the science says.