Tests, Fixes, and Ideas That Are Shaping My Longevity Strategy

Does deep sleep clear Alzheimer’s proteins or does quality matter more than minutes? Each night, a remarkable waste clearance process takes place within the brain. This is the glymphatic system, a recently discovered network that uses cerebrospinal fluid (CSF) to flush out neurotoxic proteins—specifically amyloid-β (Aβ) and tau, the hallmark proteins linked to Alzheimer’s and […]

Recently, a CEO client said: “I’ve optimized everything—nutrition, training, biomarkers. But every night I wake up to pee and can’t get back to sleep. I’ve tried everything. This one thing I can’t solve is driving me crazy.” Melatonin, valerian, prescription aids, zero liquids after 7. Nothing worked. Here’s what I told him: It’s not just

Does Short Sleep Impair Blood Sugar Control (Even with a Healthy Diet?) We’ve all felt it — the day after a short or restless sleep when sugary treats feel more tempting and energy dips too soon. That response isn’t just from fatigue. Instead, it reflects changes in blood sugar regulation. According to the Heart Disease

Is Sleep Decline just age—or something you can still change? There is a thought that stops many of us from fixing our sleep. The “Elephant in the Room” of midlife health: “I’m just getting older. My hormones are naturally declining. This is just how it is now.” I want to challenge that today. Hormone levels

Your 90% sleep solution (Vault 5-Part Sleep Clarity Series: Part 5) = finding your 90% sleep problem Welcome to the 5th and Final part of the Vault Sleep Clarity Series. In part 4, the question we ended with was: “How do I figure out what to do instead of just finding the next things to

Your Sleep Study Came Back Normal—But Your Sleep Still Isn’t. “I finally got referred to a sleep clinic after years of terrible sleep. After the overnight test, they said my results showed ‘mild sleep fragmentation’ but nothing that met their criteria for concern. I left with a printout of sleep hygiene tips I’d been following

You can watch Netflix at night. And in bed (if you like) And still get “Person B” sleep. Here’s the insight… Internal Sleep Disruptors: The Hidden Barriers to Deep Rest For many of us, that last hour before bed is a sanctuary. It’s the only time in the day that feels entirely ours — to

Removing Sleep Obstacles ≠ Creating Sleep Capacity I had a 5,000-step sleep ritual. My friend just… went to bed. Here’s the “aha moment” I learned from him: A few years ago, I was describing my pre-bed routine to a (longevity-focused) friend. At this point, I’d managed to improve my sleep from 6-7 bad nights a

REM Sleep: Yale Study Reveals How It Protects The Brain REM sleep—the phase marked by vivid dreaming and rapid eye movements—plays a distinct role in preserving brain structure that extends beyond next-day cognitive performance. New longitudinal research suggests that REM architecture may specifically protect brain regions most vulnerable to Alzheimer’s disease. When REM quality deteriorates,

How to Personalize Melatonin Use for Better Sleep We have looked at why so many adults wake after 5-6 hours even when sleep hygiene is solid. Melatonin often enters that conversation as an easy next step—but it infrequently solves the problem outright. Its effects depend on timing, metabolism, and whether melatonin is even the limiting