I am 21 year old. This problem starts from 9 months every time I urinate, at the end of the urination my urine dribble and less amount of precum come after urination with watery clear drop but my urine is clear and their is no pain after urination but slightly burning after urination and after urine dribbling my body feel weak also eyes and legs feel weak. My penile nerves also weak by excessive masturbation.