Chest pain can be a scary symptom. It's not always serious, but it can be a sign you're having a heart attack. The issue, medical experts say, is that some patients experiencing chest pain don't want ...

Blood clots are among the most feared medical emergencies, and for good reason. They can lead to heart attacks, strokes and death. But not all clots are dangerous. In fact, clotting is a natural and ...

ABC News visited a cryotherapy center to try out a sub-zero full-body machine. — -- What does it feel like to have your body immersed in sub-zero temperatures? I was soon going to find out. I ...