Help !!

Anybody have any suggestions of things I can do to give me a higher sex drive? Right now my sex drive is very low, it's actually been this way since I first had sex (18yrs old) I'm 25yrs old now. My boyfriend is always horny, as most men are however I'm almost never horny or 'in the mood'. I know it's not that I'm not attracted to him because I'm literally still obsessed with him and when we do have sex I have a orgasm almost every time but it's like I'm never in the mood until we are actually doing it.