ive been in a relationship with my girlfriend for 9months now and ive been having problems keeping my penis erect for a long enough period to have sex with her and i keep getting really nervous bout it and on sum occasions been having the need to go to the toilet for a wee every single time and its disrupting our sex life and its really worrying me cuz it keeps dissapointing her and i really want to fulfill her needs, but i keep getting nervous all the time that i wont have a long enough erection to have sex, its really worrying me now to the point that im getting scared of losing her to someone else who wud fulfil them for her, i love her to bits, she really wanst to do and im too scared just incase i mess it up :'(, i keep needing the toilet now and agen so i try not to have anythink to drink but it dnt really work and ive tried to have a wee before sex but then i struggle to get a erection and then she loses her arousement, but it first happened bout a week ago now and its worrying me cuz she keeps thinking that im losing interest when i really aint cuz i get really horny but my penis fails to do anythink, but i think its cuz i need a wee alot when i hardly had a drink, so please help me!!! thankss..