What Causes Sore Stomach And Breasts And Abnormal Periods?

im sore in the low part of my stomach i wake up every morning sick to my stomach my boobs are sure and they are changing color and my face is getting fatter and jan was my last period and this month i had an abnormal period like it was spotting and the next day it was brown discharge i been taking pregnancy test it shows up neg and my hor are getting out it like me and my husband do it every day and it kinda hurts when me and my husband do it