hello , , i am 30 yrs old .. i started doing masturbation from 15 years old.. i used to do 5 times a day .. and some times less than that .. for  15 years .. now i want to quit masturbation and start a new life.. i have premature ejaculation  problem and i want to get rid of it .. help me  plz .. i also went to know whether  excess masturbation result in zero sperm count .. plz answer my question in detail .. thank you very much..