My son is itching his head since last 2-3 days, he neither has dandruff nor redness, what could be the reason

A. Your son's scalp itching may be caused by dry skin, a reaction to a new hair product, sensitivity to ingrediednts in his shampoo or hair styling products, allergies, stress, or head lice infestation. If the itching continues or gets worse, consider consulting a dermatologist for af thorough evaluation and treatment recommendations.