The Pentagon’s Testosterone Memo: What It Says, and Why Military Medicine Is Playing Catch Up
The military community is buzzing right now about a recent Department of War memo and so is much of the medical community. Based on the wildly different interpretations, I wanted to have an open and honest conversation about the memo with someone who had the facts....
The Variable Almost Nobody Trains: Your Autonomic Nervous System, and Why It May Be Aging You
The world, Kristen Holmes told me, quietly splits into two kinds of people: those who can steer their own autonomic nervous system, and those who get steered by it. The first group does not just carry a competitive edge. In her words, they carry a survival advantage....
Happiness Isn’t a Feeling: The Three Macronutrients of a Life That Actually Works
You hit the target. The book deal, the promotion, the number on the bar you have been chasing for a year. For about forty-eight hours it feels like something, and then the floor quietly drops out, the glow fades, and you catch yourself already scanning the horizon for...














