You’re fast asleep when a sudden, knife-like pain in your leg jars you out of dreamland. It’s a charley horse – sharp, relentless, and completely unexpected. But why do night cramps strike in the dead ...

"I was really hoping that I'd be good to go by now," Céline Dion wrote as she canceled the remainder of the North American leg of her Courage World Tour on Saturday Glenn Garner is a form ...

Céline Dion has been living with symptoms of stiff person syndrome for 17 years, she reveals in a new documentary detailing her life with the condition, "I Am: Céline Dion." One especially harrowing ...

Singer Céline Dion was recently diagnosed with a rare neurological disorder called stiff-person syndrome, which has caused her to experience severe muscle spasms, the iconic performer announced Dec. 8 ...

Celine Dion is canceling the North America shows of her "Courage World Tour" as she recovers from her previous medical issues. The singer received treatment for "severe and persistent muscle spasms" ...

Medically reviewed by Christopher Lee, MD Key Takeaways Sitting or standing awkwardly for a long time can cause temporary numbness in your legs.Recurrent numbness can be a sign of a serious condition ...