Scientists at Mass General Brigham and the Concussion Legacy Foundation said this new sign could identify up to a third of undiagnosed concussions. After someone gets hit on the head, sometimes ...

Have you ever noticed your body shaking involuntarily and wondered why on earth it happens? Dr Lawrence Cunningham, of the UK Care Guide, tells HuffPost UK the issue is “more common than many might ...

“Several areas of the brain are involved in the generation and control of movement of all extremities,” says Katerina Markopoulou, MD, neurologist and movement disorder specialist at NorthShore ...

Facebook videos show women shaking and convulsing, saying it was caused by coronavirus vaccines. In one, an Indiana woman claims to have taken the Moderna vaccine. In another, a Louisiana woman says ...