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FITNESSCompromised Running: Hyrox’s Biggest Game-Changer
But here’s the truth most beginners discover too late: the real separator between a solid finish and a personal best isn’t raw strength or pure running speed. It’s compromised running—the ability t...
FITNESS 
Want to Live to 100? Can Storing Your Own Blood Help?
Yes, your blood. Stored now, potentially used later to combat the cellular wear-and-tear of aging. It sounds like sci-fi, but the biology is real, the research is accelerating, and the first step s...
FITNESS 
Aging Can't Be Stopped, But Could a Daily Pill Slow It Down?
The headline finding is clear and statistically significant: daily multivitamin supplementation modestly slowed the rate of biological aging.
FITNESS 
Why Bioavailability in Your Supplements Is So Important: The Xendurance Difference
Bioavailability refers to the proportion of an ingested substance that survives digestion, crosses the intestinal barrier, avoids immediate liver metabolism (first-pass effect), and reaches target ...
FITNESS 
The Flipped Food Pyramid: Why Protein is Now King in the 2026 Dietary Guidelines
The 2026 Dietary Guidelines represent more than a cosmetic change—they signal a return to nutrient-dense, satiating foods that support real health outcomes. By placing protein at the top of the inv...
