I need advice? on peroids 12 ponitss best answer!:(((?

Okay.i just need advice on when my peroids come. im very nervios and had been having some of my hips kinda hurt. is this a sign? will i feel my 1st peroid. i need infomation please!!!!!!! plus my friend told me 2day at school she was probley going to start her peirod maybe this mouth. and is there a way to make ur peroid start quicky. plz help!!!!! 12 points 4 best answer!!!!e