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, ...

A research group led by Dr. Keisuke Obara, Dr. Kento Yoshioka, and Professor Yoshio Tanaka from the Department of Chemical Pharmacology, Faculty of Pharmaceutical Sciences, Toho University, has ...

Muscle contractions during your menstrual cycle and pregnancy serve distinct purposes. Period cramps take place as the uterus sheds its lining. Pregnancy contractions support foetal development and ...