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Sleep & Recovery

Sleep is where the body repairs itself. Poor sleep is one of the most reliably reversible longevity risk factors - and one of the most underrated.

Topics in Sleep & Recovery

19 articles

A woman peacefully sleeping on a bed, conveying relaxation and comfort.
Sleep Architecture
Understanding Sleep Architecture: The Key Stages of Restorative Sleep

This article explores the intricacies of sleep architecture, focusing on the critical stages of deep sleep and REM. Understanding these stages can help optimize sleep quality and overall health.

Apr 11, 2026 · 7 min
A serene moment of an elderly woman peacefully sleeping on a bed with soft lighting.
Sleep Architecture
Understanding Sleep Architecture: The Key Stages of Restorative Sleep

Sleep architecture refers to the structure and pattern of sleep cycles we experience each night, including stages like deep sleep and REM. This article delves into the importance of these stages for overall health and longevity, supported by current scientific evidence.

Apr 11, 2026 · 7 min
A man sleeping peacefully under a white blanket in a cozy bedroom.
Sleep Apnea & Longevity
Understanding Sleep Apnea: The Silent Killer Affecting Longevity

Sleep apnea is a common yet often overlooked condition that can significantly impact longevity. This article delves into the evidence surrounding sleep apnea's effects on health and lifespan, emphasizing the importance of diagnosis and treatment.

Apr 11, 2026 · 6 min
A serene woman sleeping on a patterned pillow indoors, embodying relaxation and comfort.
Cold & Heat Exposure
Harnessing Cold and Heat Exposure for Enhanced Recovery and Longevity

Cold and heat exposure therapies, such as saunas and cold plunges, have gained attention for their potential health benefits. This article explores the evidence supporting these practices and their effects on sleep, recovery, and longevity.

Apr 11, 2026 · 7 min
A man peacefully sleeping in a sunlit bedroom with natural light streaming in.
Sleep Architecture
Sleep architecture: the stages that actually matter

An evidence-based look at Sleep architecture: the stages that actually matter as part of our Sleep Architecture guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jul 16, 2025 · 9 min
Serene image of elderly woman resting peacefully on pillow with sunlight grazing her face.
Sleep Architecture
Deep sleep, REM and memory consolidation

An evidence-based look at Deep sleep, REM and memory consolidation as part of our Sleep Architecture guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jul 14, 2025 · 5 min
A man sleeping peacefully under a white blanket in a cozy bedroom.
Sleep Architecture
How sleep architecture changes with age

An evidence-based look at How sleep architecture changes with age as part of our Sleep Architecture guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jul 12, 2025 · 6 min
A retro alarm clock sits by a sleeping woman in a cozy bedroom setting.
Circadian Rhythm
Circadian rhythm and longevity: the master clock

An evidence-based look at Circadian rhythm and longevity: the master clock as part of our Circadian Rhythm guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jul 10, 2025 · 7 min
Woman resting peacefully in bed with a sleep mask, surrounded by cozy pillows in an inviting bedroom ambience.
Circadian Rhythm
Morning light and the circadian system

An evidence-based look at Morning light and the circadian system as part of our Circadian Rhythm guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jul 8, 2025 · 8 min
Woman peacefully sleeping in bed, hugging a pillow with a contented smile.
Circadian Rhythm
Meal timing and the circadian clock

An evidence-based look at Meal timing and the circadian clock as part of our Circadian Rhythm guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jul 6, 2025 · 9 min
Woman resting peacefully in bed with a sleep mask, surrounded by cozy pillows in an inviting bedroom ambience.
Sleep Apnea & Longevity
Sleep apnea: the silent longevity killer

An evidence-based look at Sleep apnea: the silent longevity killer as part of our Sleep Apnea & Longevity guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jul 4, 2025 · 5 min
A serene moment of an elderly woman peacefully sleeping on a bed with soft lighting.
Sleep Apnea & Longevity
Home sleep apnea testing, explained

An evidence-based look at Home sleep apnea testing, explained as part of our Sleep Apnea & Longevity guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jul 2, 2025 · 6 min
A young man resting peacefully in a bed with white sheets and a dark background.
Sleep Apnea & Longevity
CPAP and cardiovascular outcomes

An evidence-based look at CPAP and cardiovascular outcomes as part of our Sleep Apnea & Longevity guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jun 30, 2025 · 7 min
A serene woman sleeping on a patterned pillow indoors, embodying relaxation and comfort.
Cold & Heat Exposure
Sauna and longevity: the Finnish evidence

An evidence-based look at Sauna and longevity: the Finnish evidence as part of our Cold & Heat Exposure guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jun 28, 2025 · 8 min
A young girl rests in bed with a thermometer, illustrating signs of illness and fatigue.
Cold & Heat Exposure
Cold plunges: separating signal from hype

An evidence-based look at Cold plunges: separating signal from hype as part of our Cold & Heat Exposure guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jun 26, 2025 · 9 min
Two adults relaxing on a park bench with towels after a workout under the summer sun.
Cold & Heat Exposure
Hormetic stress: the biology of "a little bit of stress is good"

An evidence-based look at Hormetic stress: the biology of "a little bit of stress is good" as part of our Cold & Heat Exposure guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jun 24, 2025 · 5 min
A young student sleeps on a school desk, surrounded by open books and study notes.
Stress & HRV
HRV as a longevity biomarker

An evidence-based look at HRV as a longevity biomarker as part of our Stress & HRV guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jun 22, 2025 · 6 min
A young student sleeps on a school desk, surrounded by open books and study notes.
Stress & HRV
How to measure and improve HRV

An evidence-based look at How to measure and improve HRV as part of our Stress & HRV guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jun 20, 2025 · 7 min
A tired woman with eyeglasses sleeps on a desk indoors, highlighting exhaustion.
Stress & HRV
Chronic stress and biological aging

An evidence-based look at Chronic stress and biological aging as part of our Stress & HRV guide in Sleep & Recovery. What the human research actually shows, the strongest mechanistic case, and what it means for healthspan.

Jun 18, 2025 · 8 min

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