Summer itchy skin can be caused by physiologic or pathologic factors. Physiological factors are related to personal hygiene, and common pathological factors include dermatitis, sweat rash and heat urticaria.
1. Physiological factors: for example, not bathing for a long time in summer or not changing clothes for a long time, resulting in increased dust and bacteria on the skin, which in turn causes itchy skin.
2. Dermatitis: strong ultraviolet rays in summer, long exposure to the sun will cause damage to the skin, resulting in allergic dermatitis, and then itchy symptoms. And more mosquitoes in summer, mosquito bites can make its toxins into the human body, the emergence of insect bite dermatitis, can be accompanied by itching.
3. Sweat rash: due to the hot and humid environment in summer, a large amount of sweat is not easy to evaporate, which can cause sweat duct obstruction, and then appeared small blisters or pimples, accompanied by itchy skin.
4. Thermal urticaria: The hot weather in summer is a common trigger. Patients may feel itching or burning sensation, mainly involving the trunk and limbs.
For summer itchy skin, it is recommended to go to the hospital in time, and maintain personal hygiene and good personal protection.