What is a common sign of preterm labor that expectant mothers should be aware of?

Regular contractions are a common sign of preterm labor that expectant mothers should be vigilant about. In the context of pregnancy, contractions are the rhythmic tightening and relaxation of the uterine muscles. While some contractions may occur as part of the normal progression of pregnancy, preterm labor is indicated by rhythmic contractions that happen at regular intervals and may become more frequent, lasting longer, or increasing in intensity.

It's crucial for expectant mothers to distinguish between normal Braxton Hicks contractions and those that signify potential labor. Recognizing these contractions, particularly when they occur before 37 weeks of gestation, allows for timely medical intervention, which can include measures to prolong the pregnancy and ensure better outcomes for both the mother and the baby.

While other options like swelling in the feet, fatigue, and occasional back pain can occur during pregnancy, they are not specific indicators of preterm labor and can often be attributed to typical pregnancy discomforts. Thus, being aware of regular contractions as a potential sign of preterm labor is essential for expectant mothers.