Niko Hems — Writing https://nikohems.de/blog.html Essays on longevity, preventive medicine, biomarkers, and where the health system is quietly broken. By Niko Hems. en © 2026 Niko Hems niko@nikohems.de (Niko Hems) niko@nikohems.de (Niko Hems) Wed, 22 Apr 2026 12:39:32 GMT nikohems-de-build https://nikohems.de/apple-touch-icon.svg Niko Hems https://nikohems.de/ Why Most Health Dashboards Make You Worse at Decisions https://nikohems.de/posts/health-dashboards-worse-decisions.html https://nikohems.de/posts/health-dashboards-worse-decisions.html Mon, 13 Apr 2026 06:00:00 GMT More data ≠ better judgment. Why dashboards turn long-term signals into short-term stressors. niko@nikohems.de (Niko Hems) Wearables Wearables Data Longevity Mental Health The Hidden Cost of 'Feeling Fine' https://nikohems.de/posts/the-hidden-cost-of-feeling-fine.html https://nikohems.de/posts/the-hidden-cost-of-feeling-fine.html Mon, 30 Mar 2026 06:00:00 GMT Chronic disease doesn't start with symptoms. It starts with drift. niko@nikohems.de (Niko Hems) Preventive Medicine Preventive Medicine Chronic Disease Longevity Healthspan What I'd Cut First If You Forced Me to Simplify Longevity https://nikohems.de/posts/simplify-longevity-what-id-cut-first.html https://nikohems.de/posts/simplify-longevity-what-id-cut-first.html Mon, 16 Mar 2026 07:00:00 GMT Ruthless prioritization beats perfect protocols. The three things that actually matter. niko@nikohems.de (Niko Hems) Longevity Longevity Systems Thinking Sleep Recovery Why Most Blood Tests Create False Confidence https://nikohems.de/posts/blood-tests-create-false-confidence.html https://nikohems.de/posts/blood-tests-create-false-confidence.html Mon, 02 Mar 2026 07:00:00 GMT 'Normal' and 'healthy' are often two very different things. Why reference ranges create false confidence — and what to track instead. niko@nikohems.de (Niko Hems) Diagnostics Diagnostics Biomarkers Preventive Medicine Longevity Why Longevity Feels So Confusing — and What We Actually Need Instead https://nikohems.de/posts/why-longevity-feels-so-confusing.html https://nikohems.de/posts/why-longevity-feels-so-confusing.html Wed, 15 Oct 2025 06:00:00 GMT When ten experts give ten different answers, the problem isn't ignorance — it's fragmentation. Longevity doesn't need more hacks. It needs systems thinking. niko@nikohems.de (Niko Hems) Longevity Longevity Systems Thinking Healthcare Science The Most Dangerous Effect Often Forgotten — the Nocebo Epidemic https://nikohems.de/posts/the-nocebo-effect.html https://nikohems.de/posts/the-nocebo-effect.html Thu, 02 Oct 2025 06:00:00 GMT Inside the nocebo epidemic, where expectation alone creates real pain, fatigue, and disease. niko@nikohems.de (Niko Hems) Psychology Psychology Health Mental Health Science Longevity: Myths vs. Reality https://nikohems.de/posts/longevity-myths-vs-reality.html https://nikohems.de/posts/longevity-myths-vs-reality.html Mon, 15 Sep 2025 06:00:00 GMT Why longevity isn't about immortality, hacks, or hype. niko@nikohems.de (Niko Hems) Longevity Longevity Healthspan Myths Three Things I Believe About Longevity https://nikohems.de/posts/three-things-i-believe-about-longevity.html https://nikohems.de/posts/three-things-i-believe-about-longevity.html Mon, 01 Sep 2025 06:00:00 GMT Why staying open-minded, fixing the system, and cutting through hype matters more than any single supplement. niko@nikohems.de (Niko Hems) Longevity Longevity Healthcare System Preventive Medicine Philosophy When Longevity Stops Listening https://nikohems.de/posts/when-longevity-stops-listening.html https://nikohems.de/posts/when-longevity-stops-listening.html Mon, 21 Jul 2025 06:00:00 GMT The problem isn't the tools. It's how we use them. niko@nikohems.de (Niko Hems) Longevity Longevity Mental Health Healthcare System Wellness The Rise of Wellness Grifters https://nikohems.de/posts/the-rise-of-wellness-grifters.html https://nikohems.de/posts/the-rise-of-wellness-grifters.html Wed, 11 Jun 2025 06:00:00 GMT What I saw at several longevity events. niko@nikohems.de (Niko Hems) Wellness Wellness Industry Longevity When Optimization Becomes Obsession — And Why It's Making You Less Healthy https://nikohems.de/posts/when-optimization-becomes-obsession.html https://nikohems.de/posts/when-optimization-becomes-obsession.html Mon, 02 Jun 2025 06:00:00 GMT Why your wellness routine might be the very thing wearing you down. niko@nikohems.de (Niko Hems) Mental Health Mental Health Wellness Biohacking Balance Longevity Isn't a Pill — It's a Systems Problem https://nikohems.de/posts/longevity-isnt-a-pill.html https://nikohems.de/posts/longevity-isnt-a-pill.html Tue, 20 May 2025 06:00:00 GMT Why living longer won't be solved by your supplement stack. niko@nikohems.de (Niko Hems) Longevity Longevity Systems Thinking Healthspan Why Your Oura Ring Won't Save You https://nikohems.de/posts/why-your-oura-ring-wont-save-you.html https://nikohems.de/posts/why-your-oura-ring-wont-save-you.html Tue, 13 May 2025 06:00:00 GMT Biometrics do not equal behavior change. niko@nikohems.de (Niko Hems) Wearables Wearables Behavior Change Longevity Health Is Broken. So What Do We Do Now? https://nikohems.de/posts/health-is-broken.html https://nikohems.de/posts/health-is-broken.html Mon, 05 May 2025 06:00:00 GMT Built to treat disease, not prevent it. Let's change the model. niko@nikohems.de (Niko Hems) Healthcare System Preventive Health Healthcare System Longevity Mental Health