My friend, do not depress when you are facing this problem, your girl has lost her interest in you. She does not crave for sex anymore, not like both of you were just started dating. You cant feel the excitement and arousal in her eye during sex. She never seem to enjoy your manhood and hardly orgasm on the bed now. This is sad.... However let me tell you something, there are a lot of guys facing the same problem as you, including me. I faced this problem few years back and it tortured me every day and night.
Now I am happy with some of site like This