I am a 38 yr old mom of 4 had my period the first few days of the month about a week later I felt like my period was coming on again and I did bleed for like a day or so really light along with that sex is a little painful now its 3 weeks later and I started having some pain in my vagina when I went to the rest room I was bleeding again when I cleaned myself and the blood is bright red and I do have very little cramping I'm confused I also took a pregnancy test which was negative but what could this mean help

It would be wise to check with your doctor. He/she will likely do a pelvic exam and possibly an ultrasound. One condition they may want to look for is endometriosis, which can provide the symptoms you have described. Since there are a number of other possibilities, speak to your doctor.