Hello Doctor, I am 24Yrs old male,medical 3rd year student & I am doing masturbation from 10Yrs 4-5 time/week & sometime 2-3 time/day when watch sex movies, i have keen desired for masturbation, I do tooth brush with standard tooth past tow time daily but i have poor oral smell from mouth for last year, weigt loss,present weight 47.5kg, belching, Can it cause gastric problems. please give your suggestion, i m waiting dear sir for ur reply.