I'm Masturbating since my age 14 frequently like 365 times in 365 daysNow I'm 21y 8months WEIGHT 75KGS HEIGHT 6ft like i'm practising it from 7 years. I did smoking from age 18 to 20. I'm a chain smoker in those 2 years I quit smoking. I do drink alcohol. Now I am aware that it causes impotence, E. D and semen reduction. So I decided to stop and stopping it, my fear is how much damage did I DONE and is there any cure and retreat damage to normal condition? I don't have any problems till to date with my penis like unusual leakage of semen etc. Scientists and Doctors who have knowledge Kindly please share.