This review had been presented in the workshop in the title of ”Electrical Stimulation for Muscle Re-deucation”: held by the Physical Therapy Association of Republic of China. From the evaluation of electrical stimulators, classification of termiologies and various parameters, the author tried to find the adequate electrical stimulation for the increasing strength of disused muscle. The mechanism was also explained based on the theoritical and physiological perspective. For the clinial usages, several examples were shown. Side effects and criteria for the termination were also listed for clinical reference.