I was enjoying better sex life with my girlfriend ,i use to sex with her twice a day,but now a days i am observing i am not able to hold my penies hard for long time,its getting harder in the initial foreplay phase but when i intended to go inside her vigina the stiffness of penies doesnt remains same as initial,it seems much embarrising to me,I can insert only a part in to her vigena becaus of less stiffness.I cant push my penies whole into her, more over i was also observing my girlfriend doesn't get wet even after foreplay,its very dry,some times i cannt push because of dry ness.please advise how to lead a better sex life & how to get away from this issues.more over if i ejjects in her vigina opening what are the chances of getting pregnant.