Go to hospital n complain.it could be ur body telling u to get ready go welcome ur bundle of Joy. Safe Delivery

Cramps Before Periods are ultimately uterus tightening and relaxing at the same time, which causes us the mild to sharp pains. ... Most women can feel cramps before their period begins. This could happen up to two weeks before your period to just the day before. A few of us even have cramping while we have our period.

At 37 weeks, Contractions may feel like a tightening or cramping in your uterus, similar to menstrual cramps. Some women feel them in their back, as well. ... Some women confuse contractions with Braxton-Hicks contractions, which are sometimes referred to as “false labor.”

Your labour has started dear, please start going to the hospital immediately