How come i dont have any orgasm anymore?

I've been wth my bf for 2 yrs.I'm 24 .we love each other and we have sex very ofte almost eveeryday.he turns me on and everything but during sex I get distracted I think about my family,and its very bad .I thinlk abt y I don't get an orgasm and whatever I do I donbt have any orgasms anymore.I used to masturbate but I don't anymore cuz aat my parents house I don't like to do dirty things like that.I really want to get my orgasms back pleaaaase help me:(