Light cramping all month negative HPT
Hi I am 21 years old an I had VERY IRREGULAR periods for about 3 years last year I started having regular but heavy periods up until last month it was very light for a day a little heavy that night an then spotting for three days, I also have been having some lower abdominal pain and upper an three days ago I started getting light cramps this started about a month an a half ago I have taken three pregnancy test they are all negative does anyone know what it could be? Thanks , Amanda