Progesterone is a hormone that plays a big part in reproduction. It's made mostly in the ovaries, and the level fluctuates with your menstrual period. There is less progesterone after menopause.

Used widely in contraceptions and in hormone replacement therapy during menopause, progestins affect a lot more than just the uterus. Progestins are a synthetic version of the naturally-occurring ...

Just remember that seed cycling isn’t for everyone. If you’re struggling with irregular periods, severe PMS symptoms, PCOS ...

Progesterone is a hormone that supports menstruation and pregnancy. It typically rises during pregnancy and while using some birth control medications. Low levels can affect menstruation and fertility ...

Progesterone is part of hormone replacement therapy (HRT) for people who have been through menopause and still have a uterus. Possible side effects include spotting, headaches, and breast tenderness.

Progesterone is the main pro-gestational steroid hormone secreted by the female reproductive system. It is linked to the menstrual cycle, pregnancy, and development of an embryo. Progestin is an ...

Progesterone is a natural hormone produced by a woman’s ovaries after she ovulates (the moment when an egg is released into the fallopian tube). Progesterone is sometimes called the “pregnancy hormone ...

Progesterone injections are often prescribed for pregnant women who’ve experienced a miscarriage or multiple miscarriages. But experts disagree about whether or not they’re effective. Here’s what you ...

Mutations are not always sufficient to drive breast carcinogenesis but additional factors determine whether genetically altered cells progress to the state during which they provoke clinically ...

What Is a Progesterone Test? A progesterone test is a blood test that measures a hormone called progesterone. Progesterone is important in pregnancy. It prepares your body to support a fertilized egg.