Because of the powerful power generated by its high-speed rotation, it is very helpful to exercise the strength and toughness of fingers, wrists and arms. It integrates sports, entertainment and fitness, and is increasingly favored and loved by people all over the world.
Basic functions:
Enhance the strength of fingers, wrists and arms (grip strength, wrist strength and arm strength), and enhance the toughness of fingers, wrists and arms. The rotation of left and right hands can improve the balance of left and right brains, make fingers, wrists and arms more flexible, and at the same time, it can promote blood circulation, relax muscles and tendons, relieve discomfort, eliminate fatigue and improve health.
Extended data:
Rope start (suitable for beginners): hold the wrist ball with one hand and the opening part is upward, and insert the plastic head of the rope into the small hole on the ball core with the other hand; Turn the ball core forward with the thumb of the hand holding the ball, and tightly wind the rope in the central groove of the ball core; When the rope is still 7-8 cm, stop turning the ball core.
Remove the thumb and hold the ball tightly, quickly pull out the rope to make the ball core rotate quickly, then turn the wrist downward and gradually exert force until you can feel the speed of the ball core increase. Attention, be sure to turn your wrist and don't translate!
Baidu encyclopedia-wrist ball