I Am 19 Year Old Boy.I Thought That My Testosterone

I am 19 year old boy.I thought that my testosterone levels are very high since I could'nt control my sexual feelings and rapid erections in my childhood.I used to masturbate daily in bed without knowing that it is masturbation.I just wanted to feel pleasure by doing so.at age of 13 I decided to stop masturbation and I didn't masturbate for an year.from that my erections get weaker.now at this age of 20 I does not have any erections.i am not sexually attracted to any girls.what is my problem.any one please help me.how to recover my early childhood condition?