need advice

Jamie
Please if anyone can give me any advice I wasn't expected a period but then I got one on December 29 and it only last four days I'm going out of my mind..my body feels crazy my boobs hurt so bad I have these crazy weird headaches.. I have been eating more than usual and peeing more than usual...my period never lasted just four days..need advice...I was supposed to be 13 days late then I got my period on December 29 and that's when it only lasted 4 days..thank u in advance if u have any advice at all please comment below thank u