hello , im 16 and i have the implant in my arm, even though this stopped my period over the past 3 months ive been getting bloody distarge when my period was apost to be due , but recently i have , i have sore nipples and a little distarge i have been suffering from head pains and dizzyness , i have also gained weight. but i have started at mcdonalds so havent been eating to well , have i just gained weight or could i be pregnant ? please help me !!!