1, stand on the ground with your back straight, tighten your abdomen and waist, and relax your shoulders. Put your hands together, then push hard, and feel the strength of your arms and the expansion of your chest.

2, chest and abdomen, elbow bending to the chest, left palm down palm up, buckle each other and pull out in the opposite direction.

3. You can consciously swing your arms when you walk. For example, when stepping, the front and rear arms naturally bend or straighten, which makes the muscles of the arms tense, and the arms can be exercised by swinging back and forth.

4, standing on the ground, legs together, back straight, consciously stretch up. At the same time, the abdomen and buttocks should be tense and the shoulders should be relaxed. Bend your elbow to your chest, then step forward with your right foot to the left, turn your waist to the right, swing your arm to the right, and experience the feeling of stretching your left arm muscles, and then do the same on the other side.

5, facing the wall, the distance is about twice the length of the foot. Stand with your legs together and your back straight. Then raise your arm against the wall, bend your elbow and press your body against the wall. Keep your body tight with the strength of your arms, stay for a few minutes and do it several times.