There are many reasons for itchy skin with red bumps in summer, such as urticaria, contact dermatitis, insect bite dermatitis and prickly heat.
1. Urticaria: mainly caused by skin inflammatory mediators lead to increased capillary osmotic pressure, resulting in limited edema of the skin, resulting in the skin wind, which can cause itchy red bumps in the summer skin symptoms.
2. Contact dermatitis: for example, contact with external sensitizers may cause erythema, blisters, papules, herpes and other manifestations of the skin at the site of contact, which can also cause itchy red bumps in summer.
3. Insect bite dermatitis: summer skin by the outside world insect bites, can also cause inflammatory reaction of the skin, resulting in bites of itchy skin red bumps phenomenon.
4. prickly heat: due to the external temperature is too high, caused by excessive sweating skin, sweat discharge is not smooth, will also cause skin folds itching red bumps phenomenon.
Itchy skin with red bumps in summer, there may be other reasons, you should go to the hospital in time to check, follow the doctor’s instructions for treatment.