After washing your head, the top of your head is oily and sticky, which may be caused by seborrheic dermatitis, fungal infections, or physiological factors. 1. Seborrheic dermatitis: seborrheic dermatitis can lead to exuberant secretion of scalp oil, while dandruff increases, appearing after washing head oil sticky phenomenon. 2. Fungal infection: fungal infection, scalp oil secretion dysfunction, while some ringworm will appear oozing phenomenon, aggravate the situation of hair oil. 3. Physiological factors: poor diet, stress, inappropriate shampoo, scalp did not pay attention to sunscreen, etc., may lead to a short period of scalp oil aggravation. After washing the head of the head oil sticky may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or treatment.