When it comes to the risk of developing breast cancer, the use of synthetic estrogen by women experiencing menopause — especially for women who have already been treated for the disease — has been controversial for many years.   

For Hannah Bronstein, now 33, it began in spring 2024 when she felt a golf ball-sized lump in her left breast.

You can! In the world of body parts, the appendix is a curious outlier. It’s basically a small pouch of tissue attached to the large intestine, but with an unknown function.