FYXLIFE Knowledge Center
Insights on longevity, nutrition, fitness, sleep, and living well — backed by your data.
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Vitamin D and K2: Why These Two Supplements Only Work Properly When Taken Together
Taking vitamin D without K2 may send calcium to the wrong places. Here’s the mechanism explained simply — and what…
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Plant Protein vs Animal Protein: The ‘One Is Superior’ Myth, Dismantled
Think you have to choose between plant and animal protein? The research says that’s the wrong question entirely. Here’s what…
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Epigenetic Clocks: The Science Behind Your Biological Age (And Why It Matters More Than Your Birthday)
Your calendar age is the least interesting number about you. Here’s how epigenetic clocks read your true biological age —…
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Your Body Has a Meal Schedule. New Research Shows What Happens When You Ignore It.
Still eating late and wondering why your metabolism feels off? New research on meal timing and your body clock may…
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The HIIT Cascade: How One Hard Session Rewires Your Heart, Muscles, and Brain in Sequence
One HIIT session triggers a chain reaction from muscle to heart to brain. Here’s how the cascade works — and…
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Dopamine Hacking: Which Techniques Are Actually Backed by Science — and Which Are Wellness Noise
Dopamine hacking is everywhere — but what works? An evidence-based verdict on dopamine fasting, scrolling, exercise, and supplements for focus…
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Micronutrients: The Tiny Nutrients Running Almost Everything In Your Body (And Why Most People Are Short On Them)
Tired but eating well? Micronutrient gaps are more common than you think. Here’s what these tiny nutrients do, why deficiency…
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How to Use a CGM If You Don’t Have Diabetes: A Step-by-Step Protocol for Getting Real Data Without Wasting Money
Not diabetic but considering a CGM? This evidence-based protocol tells you exactly how to run a 14-day glucose experiment —…
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GI-MAP Gut Testing: Worth the $400, or Expensive Guesswork?
Your gut symptoms are real — but is the GI-MAP test worth $400? We review the actual evidence for what…