Redness and pimples on the scalp may be caused by prickly heat, folliculitis, contact dermatitis and other factors.
1. Prickly heat: In summer, the scalp area sweats more, which may lead to prickly heat in the scalp area, which will cause red pimples on the scalp, accompanied by tingling as well as itching.
2. Folliculitis: more hair follicles in the scalp area, infrequent shampooing, more dirt on the scalp, may cause folliculitis, which will lead to red pimples on the scalp, which may be accompanied by pain, itching and other symptoms.
3. Contact dermatitis: the use of poor quality shampoo, scalp irritation, causing an allergic reaction, will lead to scalp redness and pimples, accompanied by intense itching and pain.
It is recommended to go to the dermatology department of the hospital for examination and treatment to avoid other complications.