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.

If you're approaching menopause or already in the thick of it, you've probably heard plenty about declining estrogen levels.

Daphne Berryhill is an oncology pharmacist and freelance writer. She loves the collaborative process of creating health content. Her goal as a writer is to offer information that’s meaningful, ...

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, ...

Did you know your body is full of chemical messengers that help regulate your various organs and body systems? There are at least 50 such chemicals, called hormones, in the human body. Their levels ...

Healthcare professionals typically start a person on the lowest dose of progesterone in hormone replacement therapy (HRT). They then monitor and increase the dosage as required. HRT can help manage ...