When leg numbness occurs after squatting for a long time, it is mostly due to muscle compression that leads to obstruction of venous return in the lower extremities and blood stasis in the patient’s legs, resulting in leg numbness. Patients should avoid prolonged squatting in daily life. Patients who have leg numbness after squatting for a long time can promote blood circulation and restore blood supply by increasing lower limb activity and massage, which will relieve the symptoms of leg numbness. Patients should also pay more attention, appropriate exercise, to avoid maintaining a posture for a long time, you can stand up and walk after squatting for a long time, to relieve the phenomenon of leg numbness. If the patient’s leg numbness is not relieved, consider the possibility of lower extremity venous thrombosis, and go to the hospital for early examination to confirm the cause of the disease and then treat it.