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.

This article was reviewed by Julia Switzer, MD, FACOG. If you’re entering perimenopause or menopause, you’ve probably heard about hormone replacement therapy (HRT) — and you might be wondering about ...

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, ...