There is no quick relief for numb legs and feet, numb legs and feet may be related to prolonged standing, lumbar disc herniation, lower limb blood clot problem and other reasons. It can be treated by moving the feet, taking oral methylcobalamin tablets, surgery and so on. 1. Standing for a long time: If you stand for a long time, it may lead to local blood circulation disorder in legs and feet, which may cause numbness of legs and feet. You can move your legs and feet to promote blood circulation, thus relieving numbness of legs and feet. 2. Lumbar disc herniation: it can compress the nerve roots of lumbar vertebrae and cause unilateral numbness of legs or feet. Nutritional nerve treatment can be given, such as taking methylcobalamin tablets, vitamin B1 and other drugs, and if necessary, surgical treatment to reduce compression. 3. Lower limb thrombosis: mainly deep vein thrombosis in the lower limb, leading to distal blood circulation obstacle, thus causing numbness of legs and feet. It can be improved by surgery. It is recommended that patients go to the hospital to identify the cause of the disease and then standardize the treatment and use drugs under the guidance of the doctor.