Nutritional changes in the skin of the lower extremities is one of the symptoms of primary lower extremity deep vein valve closure insufficiency, which mostly occurs in persistent physical labor or standing staff, and has a higher incidence in farmers, hairdressers, athletes, surgeons and other people. Common diseases include simple varicose veins of lower limbs, avoiding triggers such as long-term standing work, heavy physical labor, pregnancy, chronic cough and habitual constipation. Usually, we should do more up-and-down swinging or stirrup clamping exercises for both legs and more leg massage. When standing, do not always use two legs together to support the weight of the whole body, can have some focus, so that the two legs rotate rest. When standing, often stand on tiptoe, let the heel together with a drop activity, or often squatting exercises. All of the above actions can cause the calf muscles to contract strongly, reducing venous blood accumulation. Before carrying a heavy load or marching soldiers, the legs and feet will be padded, and the calves will be tied with elastic bandages, which can prevent the veins of the lower limbs from stagnating and expanding. When tying, should be tied from the ankle upwards, and try to tie a little tighter. Every night before going to bed, to get into the habit of washing feet with hot water, avoid washing feet with cold water. Washing your feet with hot water can eliminate fatigue, facilitate sleep, and activate blood and bruises.