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.

This article was reviewed by Julia Switzer, MD, FACOG. If you’ve recently started on birth control or menopausal hormone therapy and feel like you’ve gained a little weight, you’re certainly not alone ...

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 ...

If you’ve recently started on birth control or menopausal hormone therapy and feel like you’ve gained a little weight, you’re certainly not alone. We often associate both of these regimens with weight ...