Im 26 yrs old I have 5 kids. My tubes been tied since. I gave birth too my 5th child he almost 3 yrs old . I had my period this month regular like it suppose too. After I come off my period. I end back bleeding but instead it was light color blood n mucus looking stuff mix in with my blood. Do that mean i can be pregnant havent took at test yet. The lower part of my stomach be hurting me off and on.