Braxton Hicks contractions are uterine contractions that start in early pregnancy. Most don't notice them until sometime in the second or third trimester – and some women never notice them at all.

When labor begins, the uterus must coordinate rhythmic, well-timed contractions to deliver the baby safely. While hormones such as progesterone and oxytocin are key contributors to that process, ...

There's a big learning curve when it comes to pregnancy. For many expecting parents, just thinking about contractions can be nerve-wracking because they are associated with pain and the start of labor ...

Could that weird cramp in your belly be the start of labor—or is it just another bout of indigestion? Maybe it's the real deal, or maybe it's just Braxton Hicks. Can you even have contractions before ...

Braxton Hicks contractions, also known as false labor, are mild contractions you might feel in the later stages of pregnancy. There's no need to worry if you experience Braxton Hicks contractions, ...

Researchers at Washington University School of Medicine in St. Louis have developed new imaging technology that can produce 3D maps showing the magnitude and distribution of uterine contractions in ...

Researchers funded by the National Institutes of Health have developed a new imaging tool, called electromyometrial imaging (EMMI), to create real-time, three-dimensional images and maps of ...

The early stages of labor can be filled with a range of emotions for expecting mothers including pain and uncertainty. Preparing yourself for the unexpected – to the best of your ability – and ...

Scientists have found that targeting a particular group of proteins in the uterus muscle (myometrium) can suppress human ...

PIEZO1 transcripts in human uterine muscle at term. Green indicates smooth muscle fibers in the uterus, red marks PIEZO1 mRNA, and blue shows cell nuclei. LA JOLLA, CA—When labor begins, the uterus ...