Hi Sir, I am 25 yrs old. I have a bad habit hand practice. I am doing this 2-3 times weekly 2to3 times before going to sleep. I don t want to waste my time in doing this. But uncontrollably I am getting thoughts in my mind and doing that . I want to avoid this completely, as this is affecting my concentration on my career So, please suggest some tips to avoid this completely. Also, I would like to know, its cause fertility in sperms and not get kids after marriage Please help me in this, I would be very Thankful to you.