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 neurological disorder distinguished by involuntary, seemingly purposeful limb movements coupled with a sensation of estrangement from the affected limb. This ...

You know that saying "the left hand doesn't know what the right is doing"? For people with a strange disorder called alien hand syndrome, that's literally true -- the neuropsychiatric condition makes ...

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 ...

Jack has a degree in Medical Genetics from the University of Leicester.View full profile Jack has a degree in Medical Genetics from the University of Leicester. Brain and nerve damage is most often ...

AHS is often caused by brain injury or neurodegenerative illnesses, but there is not enough research to determine any consistent cause or why it occurs. “Alien hand is little investigated because it ...