Hello a year ago in this month I lost my verginity to my bf we still together... But the point is out off the whole time we been together we only had protected sex.like 15 times out of i dont know how meny times and I havent ended up pregnant I know im young but makes me wander why havent I fallen pregnant this problem makes me fill like trying and makes me wander if theirs somthing wrong with me or him help me pleace? What might be wrong with me