Contractions with Not Much Pain???

Cristina • Hello My Name iS Cristina Im A Mother To Two Beautiful Little Girls Ages 5 & 3 And Expecting Baby Girl #3 in Feb 2016 💕
So This Morning I Woke Up With Some Contractions They Were Like Medium Period Cramps. And I Keep getting Them Like Evry 20 Minutes. this Is My 3Rd Child. Could This Be The Real Thing Or Does It Sound Like False Labor Or Just Early Labor. Or Do Yu Think I Can Be Dilating With Not Much Pain? I Can Handle Pain Very Well Had Both My Other Children Natural With No Epidural Or Any Pain Meds So Plz If Anyone Has Any Advice Thanks In Advance. Im 39 + 3