Preterm or premature labor happens when a woman goes into labor 3 weeks or more before her due date. Preterm labor can be dangerous for you and your baby. Signs include:
- having contractions that occur 4-6 times or more in 1 hour;
- belly cramps;
- a low, dull backache;
- an increase in vaginal discharge, or any unusual discharge;
- or if your bag of waters break.