Hi, you are having seborrheic dermatitis
.. It is a chronic and relapsing skin disease occurs on seborrheic areas.. Scalp, face, axillae,groin areas.. Avoid stress, anxiety,sleeplessness
.. Take steroids
in tappering dose for 3 to 4 weeks,apply steroid lotion on scalp. Do shampoo with tar containing shampoo. Be calm.. You will be alright. If you get relapse, repeat the treatment. Remember ,masturbation
is totally harmless. You do not get any disease .. Just do , enjoy and forget.