Can I be pregnant..?? I had sex 3 weeks ago. The folloing week after that my boobs started hurting with a tingly feelin and my lower bak was in pain..til rite now my boobs are like that.. Its now hard for me to sleep sometimes.and I get nasea sometimes. I'v been peeing more than usual.. An feel bloated sometimes.. I have headaches. An I'm more tired than usual . An sometimes I crave foods..my bf says he has the effects.. HE says that I'm pregant..what do u guys think.??? Help...