TTC BABY #2

Jasmine
Me & My Fiancé Are Trying Have A Baby We've Been Trying Since Middle Of March We Have Sex 3-4 Times A Week An We Have Sex 3 Times In One Setting So He Cums 3 Times We Recently Had Sex Sunday & Ever Since Then My Legs Feel Tingly & Then Also I Have A lot Back Pain An Cramp Feelings Also This Morning Woke Up With My Left Pelvic Area Hurting But The Pain Was Bearable
 What Could This Be ? 
What Are Your Opinions? 
What Are You Guys Thinking ?