Hi I M Hashim From Delhi. I Have Regulary Masturbate

Hi i m hashim from delhi. I have regulary masturbate 5 times in a day last 15 year with reading sexual stories and some bed fantasies. But at presant i am feeling my penis do not hard enough semen leakage and after all do not hard if i am not read a sexual story. I am not doing sex with girl so i tried it with call girls but my penis did not erect during intercrose. I m frastrated. What can i do.