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 ...

Estrogen and progesterone are complementary reproductive hormones. Estrogen shapes everything from puberty to menstrual cycles to bone health, and progesterone is key to the second half of the ...

Progesterone helps regulate the menstrual cycle and supports a healthy pregnancy. Progesterone levels can be measured with a blood test to track ovulation or diagnose fertility issues. Synthetic ...

Steroid hormones, such as progesterone, are able to modify immunity and influence disease outcome. Dendritic cells (DCs) drive potent immune responses, express receptors for steroid hormones, and may ...

Low progesterone levels may cause abnormal uterine bleeding, headaches, or mood changes. Treatments typically include progesterone supplementation or hormone therapy. Progesterone is a female sex ...

While you read this article, your body is busy at work: Chemicals are being secreted from glands, organs, and tissues, sending messages that direct your body to react in certain ways. These chemicals, ...