Imagine trying to play the piano or button a shirt, while one hand does something else, entirely of its own volition. Invisibilia explored this... Karen Byrne's left hand sometimes operates on its own ...

Alien hand syndrome is a rare neurological condition that causes one hand to act on its own free will. Sometimes one leg is affected, though this isn’t as common. With alien hand syndrome, the hand ...

Alien hand syndrome (AHS) is when a single limb, usually a hand but sometimes a leg, moves involuntarily. It can signify a serious underlying issue, such as stroke or neurodegenerative disease. Share ...

Alien hand syndrome (AHS) is a rare medical condition that was first described in 1908. People with this syndrome lose control of one of their hands. Their minds can no longer give the "alien hand" ...

Imagine sitting at home on your couch when one of your hands begins to move of its own accord — and you’re powerless to stop it. That’s what happened to one unidentified 77-year-old woman, whom ...

A 55-year-old patient who was right-handed consulted a neurologist for episodes of inter-manual conflict due to uncontrolled movements of his left hand, marked by involuntary movements of his left ...