2 Lie flat on the sports mat, bend and stretch your hands to make a fist, press your elbows on the soft mat, straighten your legs together, tighten the mineral water, lift it up as much as possible, and put it down for 3 seconds for several times in a row.
3 Put your head back, your head back, your right leg straight, your toes inward, and your left leg raised backward, so it is advisable to have obvious muscle tension.