Dr. Killen is a leading regenerative medicine and longevity-focused physician. She is a clinical practice owner, educator, entrepreneur and international speaker who focuses on aspects of health previously found at the margins - hormones, sex, stem cells, and skin (for the win!).
Dr. Killen is the founder of the Human Optimization Project (HOPBox.life), co-founder and Chief Medical Officer of Humanaut Health and co-founder of Reputable.health.