Add Yahoo as a preferred source to see more of our stories on Google. Non-labor contractions are easy to mistake for actual labor pains. "Braxton Hicks" contractions happen when the womb contracts and ...

Giant migrating contractions (GMCs) are powerful waves of colonic movement that propel intestinal contents toward the anus and are essential for defecation. Yet despite their physiological importance, ...

A gush of water, being doubled over in pain, the head of your baby crowning. These are things many women picture when they think of labor. However, for most laboring women, these things take time and ...

Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.