Virtual Reality is used in the field of rehabilitation/physical therapy to improve Patient’s functional abilities. Stroke is one of the most common case of physical disability and early, intensive and repetitive rehabilitation exercises are crucial to the recovery of stroke survivors. Game based rehabilitation system have been proposed to motivate patient during rehabilitation exercises, generally these systems work on the principle of providing the patients with an interactive uses interface and implementing different task-oriented scenarios.so, Among these VR based (Virtual Reality) Technology is a novel Adjunctive therapy that could be Applied in neurorehabilitation. VR-based therapy thus has the potential to be useful tool for balance and gait training for stroke Rehabilitation.