The Gene Study That Changed How I Think About Aging

Most people think of their genes as fixed. You inherit them, you’re stuck with them, and they determine a significant portion of what happens to your health as you age. That’s the common understanding — and it’s only partially correct. What’s less commonly understood is that genes are not just blueprints that execute automatically. They’re … Read more

Free Radicals, Oxidative Stress, and Why the Story Is More Complex Than You’ve Been Told

Free radicals have a bad reputation. For decades, the health conversation around them has been simple: free radicals are dangerous, antioxidants neutralize them, therefore take antioxidants. The more the better. That story is incomplete — and the incomplete version has cost a lot of people a lot of money on supplements that aren’t doing what … Read more

What “Cellular Health” Actually Means

Cellular health has become a popular term. You see it on supplement labels, in wellness articles, in marketing for everything from multivitamins to infrared saunas. Like most popular health terms, the more it gets used, the less it seems to mean anything specific. So let’s be precise about it. Your body is made up of … Read more

The Molecules Your Body Makes Less of Every Year

There’s a biological clock most people don’t know about. It has nothing to do with fertility or gray hair. It has to do with a specific class of molecules your body produces inside every cell — molecules so fundamental to how your body works that when their production declines, almost everything else is affected. These … Read more

Why You Feel Different at 40 Than You Did at 25

Most people notice it somewhere between their late 30s and mid-40s. Recovery from exercise takes longer. Sleep doesn’t restore you the way it used to. Small injuries linger. Energy has a ceiling it didn’t used to have. You’re not sick — you’re just not quite what you were. The common explanation is “aging.” And while … Read more