The causes of itchy forehead include allergy, seborrheic dermatitis, eczema and folliculitis.
1. Allergy: the phenomenon of itchy forehead caused by allergy, due to allergy to shampoo, hats and other substances, triggering an allergic reaction in the head, tissue swelling and discomfort, resulting in red spots, itching symptoms.
2. Seborrheic dermatitis: seborrheic dermatitis, this time due to oil clogging pores, resulting in inflammation of the skin, skin swelling will produce itchy phenomenon.
3. Eczema: Eczema is associated with a variety of complex internal and external factors such as genetics, allergies, chronic diseases, etc., which leads to an inflammatory reaction of the skin and itching.
4. Folliculitis: when hair follicles are inflamed by bacterial or fungal infections, itchiness may occur.
Itchy forehead phenomenon, please go to the hospital in time to check, clarify the cause of the disease, and follow the doctor’s instructions for treatment.