Explore Capsules
19 capsules

The Exerciser's Guide to Weight, Health, and Habit
Exercise affects weight, health, and daily routine in different ways, and each goal calls for a different strategy. Readers will learn how to separate fat loss from broader health gains, understand the role of diet, and build forms of movement that are realistic, rewarding, and sustainable.

The Exerciser's Playbook for Fitness Beyond the Scale
Fitness beyond the scale means measuring progress by strength, cardiovascular health, injury resistance, and consistency in real life. Readers learn how to build capacity gradually, tailor training to their own body and circumstances, and judge fitness claims with a clear eye for where the evidence is strong or limited.

Exercise Settings and Mental Health: Evidence, Motivation, and Fit
Outdoor workouts are praised as a mood cure, yet much of that research is thinner than it looks. Gym, park, or living room, the setting may matter less, or more, than you think, depending on what you need exercise to do for you.

A Patient's Guide to Weight Loss Medications, Lifestyle, and Surgery
Deciding between medication, diet and exercise, or surgery for weight loss means weighing realistic outcomes, ongoing commitments, and potential risks. Medications like GLP-1 require continuous use to maintain results but come with side effects and limited insurance coverage. Surgery offers the most dramatic weight loss but involves strict eligibility and lifelong changes, while lifestyle changes demand patience and consistency with more modest results.

Peter Attia's Outlive: Longevity Guidelines, Evidence, and Tradeoffs
Longevity medicine offers varied guidelines on exercise intensity, supplement timing, medical screening, and cold exposure. These guidelines differ on how to balance rigorous research with practical daily actions, when to intervene medically, and how to safely apply cold therapies. Understanding these differences helps you choose personalized strategies for healthspan and lifespan optimization.

A Walker's Guide to Daily Steps and Lifelong Health
The 10,000-step target is more marketing than science, and the real advice varies. These ways cover why 7,000 to 8,000 steps may be the sweet spot, how consistent small walks reshape your body over weeks, whether adding weight with a rucksack helps, and why gentle movement protects muscle and longevity. You can decide which fits your life and goals.

Playful Fitness: Games Over Gym Routines for Lifelong Health
Gym memberships get abandoned; games keep people coming back. The claim here is that recreational play, from pickleball to active video games, beats solo workout routines for lifelong fitness because fun sustains the habit while building heart health, balance, and social connection. Especially for older adults, the move is to pick a game you love, clear it with your doctor, and let enjoyment do the discipline.

Interval Training's Fat Loss Edge: Missing Data and Cardio Evidence
The cardio-versus-intervals argument drags on partly because fat loss studies are riddled with dropouts and missing measurements. This take argues that when those gaps are filled with rigorous statistical methods instead of ignored, high intensity interval training pulls clearly ahead of steady state cardio. If you care what the evidence really says, the way researchers handle incomplete data should change which workout you trust.

The Over-50 Exerciser's Guide to Safe Strength Training
Strength and fitness training after 50 requires careful attention to safety, proper technique, and listening to your body. Different guidelines emphasize warming up, avoiding breath-holding, managing joint pain, and recognizing warning signs like chest discomfort. Understanding these varied approaches helps you choose a routine that balances progress with real-world health considerations and emergency preparedness.

Habit Building Strategies: Small Steps, Cues, and Identity
Building habits that truly stick requires more than just willpower. Strategies differ on whether to focus on shrinking actions to tiny steps, reshaping your environment and cues, or aligning habits with your identity and values. Understanding these distinct approaches helps you choose the right path to create lasting change tailored to your life and mindset.

A Lifter's Playbook to Effort, Failure, and Recovery
Grinding every set until you physically cannot move the weight feels hardcore, but it may be quietly stalling your progress. These methods differ on how to dose effort instead: rating how hard a set feels, leaving repetitions in reserve, and protecting recovery so fatigue does not swallow your gains. Compare them and you can decide exactly when pushing to failure earns its cost and when to rack the bar early.

Self-Control: Evidence, Environment, and Habit Change
The idea that self-control drains like a battery shaped years of advice, and now it is under fire. These views range from failed replications of the depletion studies and sharper testing methods to the argument that culture and environment shape self-control far more than inner grit. You can decide how to actually strengthen your own discipline.