Hand tremors are usually caused by stress, caffeine, or medications - not serious diseases. Learn the real causes here.

“Ever wonder why [the] cabin crew sits [on their hands] during takeoff and landing ... folks pitied the frequent flyers for the “scary” stress of having to constantly prepare for a ...

Mariners pitcher George Kirby was left bloodied in a scary scene Tuesday night when he was hit in the face with a 102.7-mph line drive off the bat of Orioles infielder Ramon Urias. Luckily, Kirby used ...

But what happens when these feelings get out of hand in humans today? And why do some of us crave that feeling from scary movies or haunted houses? For answers, we talk to Arash Javanbakht ...