How does sleep affect APOE4 risk?
How sleep duration, quality, apnea, and circadian timing relate to brain health in APOE4 carriers, and which sleep priorities are worth acting on now.
Updated August 27, 2026 8 min
Deep Dives
Sleep & Stress
Recovery, glymphatics, and resilience.
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Sleep apnea and cognitive risk: the underdiagnosed lever
Obstructive sleep apnea is common, often silent, harmful to the brain and heart, and very treatable. Why it deserves attention from APOE4 carriers, and how to get evaluated.
Updated August 27, 2026 8 min
Stress, cortisol, and the brain
Chronic stress touches blood pressure, sleep, mood, and behavior in ways that matter for brain health. The mechanism, and practical, evidence-aligned ways to manage it.
Updated June 16, 2026 8 min
Building a brain-protective sleep routine
You can’t hack your way to good sleep, but you can engineer the conditions for it. A practical, no-nonsense routine for carriers who take the brain seriously.
Updated August 26, 2026 8 min
Naps, melatonin, and sleep aids: what’s reasonable?
Should you nap? Is melatonin safe nightly? What about pharmacy sleep aids and the anticholinergic concern? A practical, evidence-aware guide for carriers.
Updated June 16, 2026 8 min
Shift work, jet lag, and the body clock
Your circadian rhythm governs sleep, metabolism, and brain waste-clearance. What happens when shift work or travel disrupts it, and how carriers can protect the clock.
Updated August 27, 2026 8 min