I'm 18 yrs old me nd my bf on 12sept were just had half sex till the upper portion but we both were wearing clothes in your lower portion..i had my normal periods in october nd aftr dat i'm feeling lil pain in lower area of stomach nd its lil bumpy also. I also hav tender nd sore breast,back back ache also.?? I'm pregnent or its just my thinking..?? I havn't got any pregnancy check..?? Reply asap..i'm really worried.! :'(:'(:'(