Molecular discoveries may help improve treatments for labor and pain. When labor starts, the uterus must produce steady, ...

Contractions are when the muscles of your uterus tighten and relax to get ready for childbirth. These muscles help push your baby down the birth canal. Once you reach week 37 of your pregnancy, it ...

Labor contractions are the physical way your uterus tightens to promote delivery of your baby. All body muscles tighten and shorten (contract) when they’re being used. And the uterus is one of the ...

As pregnancy progresses, many women experience contractions that can leave them wondering if labour has begun. Braxton Hicks contractions, often referred to as ‘false labour, are a common occurrence ...

The structure of potassium ion channels that regulate contractions in the heart has been illuminated by research. For years, scientists have debated how many KCNE1 proteins are required to build a ...