© Courtney Hunt, MD, 2026 Imagine a future where your health is no longer a mystery, where every cell in your body sings in harmony with your environment, and where disease is not a shadow lurking in the distance but a challenge already overcome. This is the promise of the health singularity —a transformative moment in medicine and wellness that could redefine what it means to be healthy. Today, I want to take you on a journey through this fascinating concept, blending science, hope, and...

© Courtney Hunt, MD, 2026 Creatine is one of the most studied supplements in human physiology, and it is often presented as universally beneficial for muscle, brain, and aging. That framing is incomplete. Creatine is not a growth signal. It is a buffer. Whether that buffer helps or harms depends entirely on the biological state of the person using it and the goal of the intervention. When I am teaching people to heal from frailty, sarcopenia, menopausal decline, or early neurodegenerative...

© Courtney Hunt, MD, 2026 The Role of Metabolism in Fertility Successful fertilization is a delicate dance. It requires precise coordination between endoplasmic reticulum (ER) calcium oscillations, mitochondrial buffering capacity, and zinc exocytosis at egg activation. While we often hear about metabolic health being crucial for fertility, the timing and irreversibility of metabolic injury during oocyte development are not well understood. In this post, I aim to shed light on how leptin and...