Adjust the sitting posture, l sit up straight or lean back slightly.
It is best to have a support (chair back) when sitting up straight.
I'm careful not to stick your neck forward.
L open your shoulders (don't bow) and droop naturally (don't shrug)
L You can put a pad on the waist to keep the physiological curvature of the lumbar spine.
L'd better not cross your legs. If you must change your legs.
I keep your body in a neutral position to avoid distortion.
Drink more boiled water or green tea: The very common bad habit of sedentary people is to drink less water and be in a state of chronic water shortage for a long time, which leads to slow metabolism and long-term deposition of various wastes including excess fat in the body. Therefore, it is necessary to replenish water in time.