Swing phase of the specialized training ball must not be taken lightly. Because when the body hit the most vulnerable, because this time, the head throughout the swing speed the process of maximum, full contraction of all muscles, which gives the spine, neck, hip adds tremendous pressure. In the shot when the hip and leg muscles are very active, because they want to transfer power from the legs up, but also to support the shift to the left from the right side of body weight.
Arch position.This position mainly to strengthen the hip and thigh muscle training and stretching the hip flexors and psoas muscle. As shown, supine on the ground, away from the caudal heel about 1 feet. Yoga brick or a piece of towel caught in between the thighs, clamping towel, lift the buttocks off the ground. Hold this position, slowly count to 5. Then lower the body. Repeat the process five times.
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