ling ka tayyar na hona toh kahin aap kisi tention, pressure mein toh nahi hain na? yeh samjh lijiey ki sex karnay ke liey bilkul tanav mukt hona zaruri hai bête : Jis baaray mein aur yaha padh lo : http://lovematters.in/hi/news/4-signs-you-have-erectile-dysfunction