Explainers
Plain-language deep dives for public audiences
Why creatine works in muscle but not the brain—yet
Creatine supplementation raises muscle creatine by 20–50% in days, but brain creatine increases by only 4% due to the blood–brain…
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How the immune system learns and remembers: innate defenses meet adaptive immunity
The immune system operates as two integrated networks: innate immunity provides immediate broad-spectrum defense within minutes, while adaptive immunity learns…
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Why Vitamin D Deficiency Targets Your Fast-Twitch Muscles—and Why Falls Risk Follows
Vitamin D deficiency selectively shrinks type II fast-twitch muscle fibers while sparing slow-twitch fibers, a…
The ‘8×8 Water Rule’ Has No Scientific Source—Here’s What the Evidence Actually Shows
The ubiquitous recommendation to drink eight 8-ounce glasses of water daily has no traceable scientific…
How Zinc Actually Supports Immunity: It’s Structure, Not Stimulation
Zinc is not an immune stimulant. According to research by Prasad et al. (Am J…
How Creatine Actually Works: The Phosphate Shuttle That Powers Your Muscles
Creatine supplementation does not work by increasing water retention or providing energy like caffeine. Instead,…
How one 1997 protein study became nutrition dogma — and what the data actually shows
The 1997 Boirie study showing whey as "fast" and casein as "slow" protein has become…