Overview What is progesterone? Progesterone is a hormone that plays an important role in your reproductive system. Hormones are chemical messengers that tell your body how to work. In …

Aug 14, 2023 · Progesterone is a naturally occurring hormone important for the regulation of ovulation and menstruation. Progesterone is produced in high amounts in females by the ovaries. It is also …

Apr 23, 2024 · What Is Progesterone? 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.

Micrograph showing changes to the endometrium due to progesterone (decidualization) H&E stain. Progesterone has key effects via non-genomic signalling on human sperm as they migra

Dec 1, 2025 · Progesterone is used to help prevent changes in the uterus (womb) in women who are taking conjugated estrogens after menopause. It is also used to properly regulate the menstrual …

Jun 26, 2024 · Progesterone is an important hormone for both females and males. Learn about its specific functions, how its levels are tested, and what test results indicate.

Dec 11, 2025 · Progesterone is a key reproductive hormone that plays an important role in regulating the menstrual cycle, preparing the body for implantation, and maintaining a healthy pregnancy.

Progesterone is in a class of medications called progestins (female hormones). It works as part of hormone replacement therapy by decreasing the amount of estrogen in the uterus.

Jun 30, 2025 · Progesterone is a hormone that your ovaries make after you ovulate during the second part of your monthly cycle (known as the luteal phase) with the adrenal glands also secreting minor …

Oct 10, 2025 · Progesterone is a female sex hormone produced by a woman's ovaries and by the placenta when pregnancy occurs. It has very important functions in the regulation of the menstrual …