I am 34 and having some problem as and when I think abt sex or talk to a girl sexually some precum occurs to my pennis sticky watery discharge which makes little discomfort to me it is happening with me frm 4/5 years. I am also having stomach problem like constipation frm 6/7 years. I have also done mater bation in young age and also doing once in a month now. I also feel that erection in not so strong as it should be. I drink 2/3 times in a week. Kindly advise.