Explainers

Plain-language deep dives for public audiences

Vegan, Gluten-Free, Cruelty-Free: What a Manufacturer’s Declaration Is Worth

A badge on the box, a signed declaration, and an audited third-party certification are three very different things. Here is…

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Can laughter improve health? Researchers launch study to find out

A new research initiative called the Laughter Lab is systematically investigating whether laughter can improve health and wellbeing. The study…

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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,…