Finger rotation exercise is a method created by the author as a simple health promotion method characterized by spatial cognition and posture control exercise. It was introduced to the general public in 1992 by the author's book. The effects of finger rotation on the living body are various, and include motor, autonomous, emotional, sensory, cognitive / verbal, and metabolic systems. Finger rotation affects flexibility and muscular strength in the motor system, affects skin blood flow and pupil

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... light reflex in the autonomous system, and increases subjective vitality in the emotional system. Finger rotation also affects brain waves, improves maze exit speed, calculation speed, reading speed, digit memory, digit recognition speed, etc. in the cognitive / language system, and changes in weight in the metabolic system. In addition, it was found that finger rotation increases sensitivity to the alternating magnetic field. The reason why such a variety of effects are caused by finger rotation is that fingers are the base of intellectual functions, and are closely related to the posture control system while being linked to the vision that supports spatial recognition, and also to the various functions of internal organs through eating movements. From the above, it is thought that the health promotion method using finger rotation exercises is useful for comprehensively improving the mind and body. In particular, it is meaningful as a technique to promote the healthy life expectancy of the elderly.