im 16 ive been having bad headaches , white discharge like a cream coular but it doesnt smell, ive got a faided brown like goin for my pubic bone up near my belly button, i had sore nipples, ive been having bad gass, ive been getting very tired, my moods have been terribile one minute im ok then all of a sudden there horrible, ive been getting bad cramps, back aches, and sometimes get a sharp pain down my side could i be pregnant?