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

Waking at 4 a.m—Is 7 hours good enough?

Sleep & 3AM Wakeups /

A Yale-trained a psychologist & psychoanalyst in our community, asked me recently:

“If my sleep has moved from 5–6 hours to ~7 hours, but I’m still waking up around 4 a.m., how do I tell if that’s good enough? I used to go to bed around 10 and get up at 5 or 6. But the older I’ve gotten the earlier I’ve been waking up. It seems no matter what time I go to bed, 3 or 4am—sometimes 4:30—is the wake time now. To help, I now go to bed on the earlier side, 8 or 9.

How can I tell if its good enough?

The honest answer is: it depends.

7 hours can be good for some people. For others, 7 hours that ends at 4am still leaves them under-recovered—because the question is not only “how many hours,” but also

“are those hours landing in the part of the 24-hour cycle when your brain is set up to produce your most restorative sleep?”

Waking at 4 a.m—Is 7 hours good enough? Read Post »

Can Chronic Stress Cause Insomnia Through Inflammation?

Inflammatory Sleep, Sleep & 3AM Wakeups /

Chronic psychological stress can make immune cells less responsive to cortisol’s anti-inflammatory action – a phenomenon called glucocorticoid receptor resistance. This can allow NF-kappaB-driven inflammatory cytokines (including IL-6 and TNF-alpha) to escape normal suppression and contribute to inflammatory and neuroendocrine timing changes associated with chronic insomnia. The resulting poor sleep is associated with activation of

Can Chronic Stress Cause Insomnia Through Inflammation? Read Post »

Why Does Inflammation Make You Exhausted But Unable to Sleep?

Inflammatory Sleep, Sleep & 3AM Wakeups /

Inflammatory processes can increase prostaglandins made from the same arachidonic acid pathway, including PGD2 and PGE2. PGD2 (prostaglandin D2) drives sleep pressure through adenosine activity in the basal forebrain. In rat experiments, PGE2 (prostaglandin E2) activates histamine-releasing wake neurons in the tuberomammillary nucleus via EP4 receptors. The result: the body registers exhaustion while the brain

Why Does Inflammation Make You Exhausted But Unable to Sleep? Read Post »

The 3 Forms of Sleep Disruption That Shrink Your Brain—And How to Tell If Your Sleep Is Actually Protecting You From Cortical Atrophy, Brain Shrinkage and Neurodegeneration

Sleep & 3AM Wakeups /

Even if you’re getting “enough” sleep, your brain might still be shrinking.

MRI studies show that disrupted, fragmented, or REM-poor sleep is linked to measurable brain atrophy—especially in regions that govern focus, planning, and emotional regulation. And this starts earlier than most expect—often in your 30s and 40s.

The 3 Forms of Sleep Disruption That Shrink Your Brain—And How to Tell If Your Sleep Is Actually Protecting You From Cortical Atrophy, Brain Shrinkage and Neurodegeneration Read Post »

How Do You Fall Back Asleep? The Question That Changed How I Think About Sleep

Sleep & 3AM Wakeups /

Falling back asleep after waking mid-sleep isn’t a technique problem—it’s a capacity problem. That capacity is determined by your parasympathetic baseline: your autonomic nervous system’s ability to rapidly return to vagal dominance after a wake episode. When it’s strong, brief wakings resolve almost automatically; when it’s compromised, exhaustion alone isn’t enough to return to sleep.

How Do You Fall Back Asleep? The Question That Changed How I Think About Sleep Read Post »

“Why Can’t I Stay Asleep Longer Than 5-6 Hours?”

Sleep & 3AM Wakeups /

When you fall asleep without difficulty but consistently wake after 5–6 hours—lying restless and unable to return to deep rest—the issue is sleep architecture in the second half of the night, not sleep hygiene. Three mechanisms tend to break down in those later hours: cholinergic-GABAergic imbalance, inadequate adenosine buildup from daytime activity, and melatonin offset

“Why Can’t I Stay Asleep Longer Than 5-6 Hours?” Read Post »

Can Inflammation Cause 3am Wakeups?

Inflammatory Sleep, Sleep & 3AM Wakeups /

Yes — inflammation can be one contributor that is easier to overlook. The immune apparatus follows a circadian rhythm and interacts with the overnight low point in glucocorticoid signaling, when inflammatory signaling may be less restrained. At least four inflammatory pathways — histamine, gut endotoxins, neuroinflammation, and pro-inflammatory cytokines — can affect sleep maintenance during

Can Inflammation Cause 3am Wakeups? Read Post »

What Is Autoimmune Insomnia and Why Does It Resist Standard Sleep Approaches?

Inflammatory Sleep, Sleep & 3AM Wakeups /

Autoimmune insomnia can be sleep disruption shaped by immune activity itself. Pro-inflammatory cytokines (TNF-alpha, IL-6, IL-1beta) elevated in conditions like rheumatoid arthritis, lupus, and multiple sclerosis are linked with altered sleep regulation and fragmented sleep in several inflammatory and autoimmune conditions. CBT-I, melatonin, and sleep hygiene can help parts of the sleep problem, but they

What Is Autoimmune Insomnia and Why Does It Resist Standard Sleep Approaches? Read Post »

Why Do Men Sleep Worse After 50?

Inflammatory Sleep, Sleep & 3AM Wakeups /

After 50, men can experience rising baseline inflammation as senescent cells and other age-related immune changes release inflammatory mediators such as interleukin-6 (IL-6) and tumor necrosis factor alpha (TNF-alpha), while blood markers such as C-reactive protein (CRP) can rise downstream. This age-related inflammatory load is associated with fragmented sleep architecture by reducing slow-wave sleep, increasing

Why Do Men Sleep Worse After 50? Read Post »

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