My breast are sore and nippes are hard and I can't keep my bra on I been feeling sick a lot I am coming off birth control about a month ago I been tired my period usually be heavy but today I am spotting I took a dollar pregnant test and it said that I won't pregnant what's going on and if I am pregnant how do I tell my mom if I am

Well, how old are you and how long have you been having your period? Hormones can be erratic at certain times in ones life-cycle.