4 Chronotypes•Rating: 4.7/5
The Power of When
By Dr. Michael Breus
Dr. Michael Breus outlines why your biology's biological clock governs everything. Discover the science behind Lions, Bears, Wolves, and Dolphins.
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Recommended Books.
Summaries and breakdowns of key scientific texts that inform ARC's biological protocols, chronotype algorithms, and sleep tracking features.
90-Min Cycles•Rating: 4.8/5
Why We Sleep
By Dr. Matthew Walker
A neuroscientist explains why sleep is the single most effective thing we can do to reset our brain and body health.
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Fasting Windows•Rating: 4.6/5
Change Your Schedule, Change Your Life
By Dr. Suhas Kshirsagar
Learn how synchronizing your eating, sleeping, and working windows with natural light-dark shifts clears chronic health issues.
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10-Hr Feeding•Rating: 4.8/5
The Circadian Code
By Dr. Satchin Panda
Salk Institute professor Dr. Satchin Panda details the impact of Time-Restricted Eating, light schedules, and sleep timing on metabolic health and longevity.
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Cellular Longevity•Rating: 4.7/5
Lifespan
By Dr. David Sinclair
Harvard geneticist Dr. David Sinclair presents a revolutionary theory of aging and outlines how circadian health preserves DNA repair.
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Nasal Breathing•Rating: 4.8/5
Breath
By James Nestor
James Nestor explores the evolutionary shift from nasal to mouth breathing and how correcting your respiratory habits resolves sleep apnea, snoring, and circadian fatigue.
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Light & Sanctuary•Rating: 4.7/5
Sleep Smarter
By Shawn Stevenson
Shawn Stevenson provides 21 practical lifestyle adjustments covering bedroom environment, gut health, and light signals to double your deep sleep.
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Hormonal Fasting•Rating: 4.8/5
Fast Like a Girl
By Dr. Mindy Pelz
Dr. Mindy Pelz outlines how women must customize fasting windows, nutrition, and circadian timing around their monthly menstrual cycle.
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Stress + Rest•Rating: 4.6/5
Peak Performance
By Brad Stulberg & Steve Magness
A guide on how to alternate high-stress cognitive output with deep biological recovery to achieve long-term cognitive peak.
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