1. Healthy waist: Sit on the seat, put your hands around your knees, and then bend your upper body forward slightly until you feel a slight stretch in your waist. Hold this position for about 10 second, and then slowly relax.
2. Stretch: Sit in your seat with your feet on the ground. Then, straighten your arms, lift them directly above your head and stretch your body as much as possible. Hold this position for about 10 second, and then slowly relax.
3. Stretch your neck: Sit on the seat, tilt your head to the left, and touch the opposite ear with your hand. Hold this position for about 10 second, and then slowly relax. And then extend to the other side in the same way.
4. Shoulder extension: Sit in the seat, put your left hand on your right shoulder, and then put your right hand on your left shoulder. Then, lift your arm to one side as much as possible, keep this posture for about 10 second, and then slowly relax your body. Extend the other shoulder in the same way.
5. Back stretching: Sit on the seat, put your hands behind your back, then stretch your body as much as possible, keep this posture for about 10 second, and then slowly relax your body.
6. Leg stretching: Sit on the seat, straighten one leg, then grab the ankle with your hand, stretch the leg backwards as far as possible, keep this posture for about 10 second, and then slowly relax. Extend the other leg in the same way.
These methods are very simple and can be easily completed on the bus. Through these simple exercises, we can relieve physical fatigue and improve the flexibility and coordination of the body.