01RecoveryStrong consensus
Sleep
Build a reliable sleep window, use morning light, and make the bedroom work with your biology.
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The learning library
Better questions.
Clearer answers.
Thirteen evidence-based guides for the everyday decisions that shape healthspan.
Explore all topics
Start where your curiosity is.
Each guide begins with a practical answer, shows the strength of the evidence, and explains where personal context matters.
01
02Strength + enduranceStrong guidance
Movement
Combine daily movement, aerobic work, strength, balance, and recovery in a plan you can actually repeat.
Read the guide →03Everyday nutritionStrong guidance
Plant-forward eating
Make vegetables, fruit, legumes, whole grains, nuts, and seeds the center of a flexible, satisfying pattern.
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04Muscle + agingIndividualize
Protein, in context
Understand the RDA, how needs can change, and why source quality and the rest of the diet still matter.
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05Gut healthStrong nutrition case
Fiber & the microbiome
Increase varied whole-food fiber gradually and learn both what microbiome evidence can tell us and where its limits remain.
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06ResilienceModest evidence
Stress skills
Practice small skills for attention, perspective, and recovery without pretending stress can always be optimized away.
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07Heat + recoveryPromising, not settled
Sauna
Separate relaxation and cardiovascular signals from the larger longevity claims the research has not yet proved.
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08Social healthCore health factor
Belonging
Treat recurring connection, purpose, mutual care, and community as an essential part of health.
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09Know your numbersStrong clinical guidance
Prevention & metabolic health
Keep ordinary prevention visible: blood pressure, lipids, glucose, screening, vaccines, hearing, vision, and oral health.
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10CognitionIntegrated evidence
Brain health
Protect the brain through vascular health, movement, sleep, hearing, learning, mood, and social connection.
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11Risk reductionStrong evidence
Risky substances
Avoid tobacco and nicotine, and make alcohol decisions with a clear view of its health risks.
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12What earns a placeUse for a reason
Supplements, honestly
Move beyond the universal longevity stack: start with a goal, dose, safety check, evidence level, and stop rule.
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13Daily rhythmContext matters
Hydration & caffeine
Use thirst, food, climate, activity, sleep, and medical context instead of forcing one intake target on everyone.
Read the guide →Not sure where to begin?