Dear Dr. Donohue • My hands shake, sometimes uncontrollably and always embarrassingly. People ask me if it's my nerves. I tell them I don't think so. I'm really not the least bit nervous. If it's not ...

Researchers at Columbia University Irving Medical Center say that overactive brainwave activity is the underlying cause of essential tremor – a common movement disorder that causes involuntary ...

It was Christmas morning in 2018, and Karen was in her kitchen trying to make huevos rancheros. The Mexican breakfast dish was a tradition she always made for the family, but this year it wasn't ...