You might know someone who's faced a cancer diagnosis, and the idea of preventing it sounds powerful. But what if preventing cancer meant surgically removing a healthy body part, and why are more people considering this extreme step?
Preventive mastectomies are trending, partly due to public figures like Jackie Tohn sharing their experiences.
Actress Jackie Tohn recently announced her decision to undergo a preventive double mastectomy after discovering she carried the BRCA1 gene mutation.