After each lunar snow festival, more and more patients will see pruritus, especially some elderly people, almost every year to come to the dermatology clinic, itchy during the day, more itchy at night, scratching can not sleep, some patients think that the skin is not clean, so the bathing increases, but the more you wash, the more itchy. Some people think it’s a skin infection, separate from family members and everything, or non-stop itching, but there is no change in the skin, no pimples, nodules, blisters, wind clusters, etc., just dry skin. This is pruritus. What causes pruritus? First is the environmental factors, hot and cold stimulation, rough clothing, alkaline bath products, individual topical drugs. The second is its own factors, sebaceous glands, hypersecretion of sweat glands, diabetes, liver and kidney disease, and mental factors. Got itchy skin in addition to see a doctor, you also need to pay attention to the following 7 points: a choice of diet should avoid eating fish, shrimp, crab and other seafood, forbidden to eat chili, ginger, garlic, onions, strong tea, coffee, wine and other stimulating food or drink. As vitamin B plays a vital role in the metabolic function of the body, lack of vitamin B will cause metabolic disorders in the body, affecting cell function and easily triggering dermatitis, dry skin and other problems. We should eat more foods rich in B vitamins, such as wheat bran, peas, brown rice, soybeans, as well as yeast, mushrooms, etc. Those who need to increase nutrition can eat animal liver, lean meat, soy products and fresh vegetables and fruits. If you do not pay attention to the choice of food, resulting in increased itching and recurrent attacks, there will be a long time to cure the phenomenon. Avoid friction If the clothes and pants are too small, too tight, and the cloth is too hard, frequent friction and stimulation will cause skin itching, and it will make the skin disease not easy to cure, and also cause pigmented nevus to become malignant. Third, scientific bathing Patients with dry skin and intolerance to stimulation should not use alkaline bathing products; the parts prone to itching should avoid using soap. Some people like to use hot water to relieve itching, but too hot water tends to make the skin drier, and the momentary comfort may cause longer suffering. The number of baths to 1-2 times a week is appropriate, after the bath can rub some lotion, emollient cream, Vaseline, etc., to keep the skin moist, to prevent the skin surface dry, shedding, the moisture to stay. Fourth, avoid scratching constant scratching will make the skin thicken and thicken. The thickening of the skin and can aggravate the itch, the result of scratching more itchy, more itchy scratching, so that the disease is not cured. The scratched skin will also be secondary to infection. The itchy can be used to stop the itchy ointment or pat with the palm of your hand. V. Change clothes diligently Dermatological diseases often have ooze, flowing water, coupled with topical drugs, often dirty clothes and bed linen, so underwear and bed linen should be replaced in a timely manner, so that the skin has a clean environment, conducive to treatment. Sixth, avoid moisture moisture, sweating is conducive to the growth and reproduction of mold and bacteria on the skin, and moisture is also an important cause of the onset of many skin diseases. Therefore, the condition is in the acute stage should not sleep on wetlands, wading, soaking, otherwise the acute to chronic, symptoms aggravated or co-infection. Seven, reasonable treatment Itchy powerful available oral anti-itch Western medicine, or nourishing blood moistening Chinese medicine, external rubbing anti-itch ointment, do not use prescriptions, even with salt, vinegar, wine and other indiscriminate rub.