Period Like Cramps!!!!!!?

Ok, So iAm Currently ually Activee. And Just Recently iDecided To Stop Because iDont Want To Get Pregnant. iDont Feel Comfortable With Condoms or Dah Pill(( iNeva Taken)) Anymore..Last Time iHad iWas Safe. My Period Comes Around 1-10 or dah 30 or 31. Beginning of the month you would say. iHavee Recently Been Having Cramps Daht Leavee Meh Tired, Nd iHad My Period Already For This Month, On Dah Fourth Of July. Yesterday, iThought iWas Going To Throw Up After Eating A Half A Fish Sandwich, Spicy Chicken&Tea...iAlso Was Trying Somethinq New From Smoothie King, But iDidn't Throw Up. iDont Know What's Wrong With Me,. The Cramps Are Right Below My Chest And Somethings Below My Belly on, But Neva Anywhere Else..Can You Tell Me What's Wrongg, I'm Not Ready To Be Pregnant...So iM Scared..Help?