Ultraviolet rays exist all year round, and for some people it is a health killer. When the sun’s UVA and UVB reach the dermal layer of the skin, it can cause redness, burning, heat and pain in the skin of the irradiated area for allergic people, and in serious cases, it can even change the immune system, causing more serious phototoxic and photoallergic reactions. 1, essential sun protection Allergic people will itch in certain areas after being exposed to the sun, and the longer the exposure time, the more severe the allergic reaction. In order to prevent prolonged exposure to the sun, allergic people must go out to do sun protection measures, sunscreen products to carry the necessary, it is recommended that the use of sunscreen products with mild sunscreen effect, broad-brimmed protective cap or umbrella is indispensable. If you encounter high UV index days, please stay home, do not go out activities. 2, do not scratch the allergens General people’s intuitive reaction to itchy skin is to rush to scratch with their hands, but you may not know that this action not only can not stop the itch, but also may scratch more and more itchy, mainly because when you scratch the local itch, but let the local temperature increase, so that the blood release more histamine (allergens), but will worsen. 3, pay attention to skin cleansing Because of the allergic skin type, you should pay special attention when choosing skin care products. Use weak acidic and mild cleansing products to protect the skin from further damage by alkaline detergents, together with mild skin care maintenance products to protect the skin moisturized. It is important to note that when washing your face try not to use hot water, alkaline soap, rough towels. 4, do not apply hot compresses to allergies Some people itch to use hot compresses, although the heat can make local temporary relief, but in fact is another kind of stimulation, because the heat will make the blood vessels tense, releasing more allergens, such as some people in the winter soak in hot springs or bath tubs, or overwarming wrapped in heavy quilts are very likely to trigger hives. This can also prevent UV allergies. 5, facial beauty exercises every day to do facial beauty exercises. The method is: five fingers together, double palm friction slightly hot, gently massage the forehead, cheek skin and nose, ear, for 3-5 minutes, to promote facial blood circulation, so that facial skin smooth. 6.What can’t I eat for UV allergy? Celery, lettuce, rape, spinach, amaranth, chard, purple clover, ashwagandha, mustard, marjoram, horsetail, safflower, fig, goat’s foot root, lemon, white radish, parsley, leek, etc. all contain light-sensitive substances, etc., which are all light-sensitive plants. If these plants are consumed in excess and then exposed to the sun, ultraviolet allergy symptoms will occur and these foods should not be eaten. 7. What should I pay attention to for UV allergy? People who are sensitive to ultraviolet rays should do a good job of protection, such as exercising more and participating in more outdoor activities, so that the skin can fully enjoy the sun’s touch to increase the skin’s resistance to ultraviolet rays, while paying attention to sun protection when going out, you can use some sunscreen umbrellas, sunscreen and so on.