office chairs can reduce the harm of sedentary sitting.

often see some patients who are young and light and troubled by cervical spondylosis and lumbar disc herniation. They are all sedentary office workers. Generally, if you sit for more than 2 hours without standing up or changing your sitting posture, you can sit for a long time. Sitting for a long time is very harmful. The first thing to bear is our spine. The cardiovascular system and gastrointestinal system will also be affected to varying degrees. La Gaoyan, a rehabilitation medicine doctor in Xuanwu Hospital, suggested that sedentary people should pay attention to changing their sitting posture and try to do some "little tricks" on office chairs ".

sits on the edge of the chair with legs in circles, knees bent and feet on the ground. Lift your left foot slightly off the ground and turn it counterclockwise from below the knee, like drawing a circle in the air with your heel. Continue to circle counterclockwise for 30 seconds, and then clockwise for 30 seconds. Then, lift your right foot and do the same. If you think the circle is too boring, you can also draw 26 letters to add fun.

lift your calf and sit on the edge of the chair, keeping your knees bent. The left foot is lifted towards the ceiling, the toes are facing up, and the legs are straight parallel to the ground. At this time, the hamstring (the muscles on the back of the thigh) will feel stretched. Put your feet down and repeat the whole set 5 times. Then, the right foot does the same set of movements.

knee-raising action requires sitting slightly behind the chair and leaning against the back of the chair. Keep your knees bent and lift one leg in the direction of your chest. Repeat this action 5 times for each leg.

high-fived his head in the middle of the chair and straightened his waist. Straighten your arms and stretch out to both sides of your body, just like swinging the letter T with your upper body. Keep your arms straight and put your hands together on your head. This action should be repeated 20 to 30 times.

the back of the head and the hands to resist the overlap of the hands in the back of the head, push the head forward hard, keep the neck still, take a rest after 10 seconds of confrontation, repeat 10-20 times.