Guides 7 min The Psychology of Habit Failure — and How to Change It Most habit failure isn't a willpower problem. It's an environment and expectation design problem. Here's what to do instead. Mar 27, 2026 Read →
Research Roundup 7 min Cold Exposure: What the Evidence Actually Supports Cold showers, ice baths, cold plunges — cold exposure is everywhere. Here's an honest breakdown of what the research supports. Mar 24, 2026 Read →
Blog 7 min How to Read Health Research Without Being Misled A practical literacy guide for anyone who wants to understand what studies actually show — and what they don't. Mar 23, 2026 Read →
Research Roundup 8 min What Is Biological Age — And Can You Actually Change It? Biological age tests are now consumer products. Here's what they measure, what they don't, and whether the interventions work. Mar 21, 2026 Read →
Guides 5 min Why Most People Are Chronically Dehydrated (And Don't Know It) Thirst is a late-stage dehydration signal. By the time you feel it, cognitive performance is already impaired. Mar 18, 2026 Read →
Guides 8 min The Science of Energy Management: It's Not About Time Time management treats all hours as equal. Energy management recognises they're not — and builds your day around your biology. Mar 15, 2026 Read →
Research Roundup 6 min Journaling: The Underrated Mental Health Tool Backed by 30 Years of Research James Pennebaker's expressive writing research has been replicated across dozens of populations. Here's what it found and how to apply it. Mar 12, 2026 Read →
Guides 5 min BMI: What It Actually Measures (And When to Ignore It) BMI is both the most-used and most-misused metric in medicine. Here's a clear-eyed view of its value and its limits. Mar 9, 2026 Read →
Blog 5 min What We Get Wrong About Supplements The supplement industry is worth $150 billion. Most of it is wasted money. Here's how to think about supplementation correctly. Mar 3, 2026 Read →
Blog 6 min Five Habits Supported by Over 2,000 Studies Each Not every wellness habit has the same evidence base. These five are in a different class — backed by decades of converging research. Feb 11, 2026 Read →
Blog 4 min Why We Built Good.You Health content online is broken: clickbait, conflicts of interest, and zero citations. We decided to fix it. Jan 22, 2026 Read →