Alien hand syndrome, (AHS) is a rare neurological disorder that causes hand movement without the person being aware of what is happening or having control over the action. The afflicted person may sometimes reach for objects and manipulate them without wanting to do so, even to the point of having to use the healthy hand to restrain the alien hand. Patient suffering from AHS feels that one's hand is possessed by a force outside of ones control and feels sensation in the affected hand but thinks that the hand is not part of their body and that they have no control over its movement, that it belongs to an alien. Hence, syndrome is name as Alien hand syndrome.The first case of AHS was reported 1908 in German by the preeminent German psychiatrist, Kurt Goldstein. Goldstein described a right-handed woman who had suffered a stroke affecting her left side from which she had partially recovered by the time she was seen. However, her left arm seemed as though it belonged to another person and performed actions that appeared to occur independent of her will.The patient complained of a feeling of "strangeness" in relationship to the goal-directed movements of the left hand and insisted that "someone else" was moving the left