To provide a method for preventing and improving dementia, in relation to a rehabilitation method for improving dementia and mind and body function.

Mainly in order to prevent and improve dementia i.e. to improve function in daily life, the method is characterized by an improvement program of mental and body function which basically comprises exercise therapy for solving evil effects such as adverse effects due to conventional drugs. That means, the four programs of improvement methods of sensory function, body function, mental and body function, and intellectual function are sequentially exercised as one therapy, which is characteristically continued. Anyone can get a certain level of results if exercising according to the programs by using simple and exclusive tools, thus the rehabilitation method can be performed by even persons without particular technique and experience.