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Blue-Light Glasses: What the Cochrane Review Found
Seventeen randomised trials, and no reliable evidence that blue-filtering lenses reduce eye strain. The physics is the more interesting part: the lenses block roughly eight percent more blue light than the clear ones.
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The Open Office Was Built on a Measurement. Then Nobody Measured...
When researchers finally put sensors on employees before and after a redesign, face-to-face interaction fell by about 70%. The study did not measure productivity — and after six decades of fit-outs, almost nothing has.
Health
The people who found the Blue Zones are quietly walking them...
Nicoya’s advantage inverted in forty years. Okinawa fell from 4th to 26th. And the researchers conceding this are the ones who identified the zones in the first place.
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The Open Office Was Built on a Measurement. Then Nobody Measured It Again for...
When researchers finally put sensors on employees before and after a redesign, face-to-face interaction fell by about 70%. The study did not measure productivity — and after six decades of fit-outs, almost nothing has.
Nobody Selling You a Detox Can Tell You What They Are Removing
A group of scientists rang fifteen detox companies and asked one question: which toxin does this remove? Not one could answer. The regulators have been making the same point in court for twenty years.
Learning Styles: The Experiment That Would Settle It Has Almost Never Been Run
You are not a visual learner or an auditory learner. The claim has a precise testable form, a required study design, and a research literature that overwhelmingly endorses it without using that design.
Blue-Light Glasses: What the Cochrane Review Found
Seventeen randomised trials, and no reliable evidence that blue-filtering lenses reduce eye strain. The physics is the more interesting part: the lenses block roughly eight percent more blue light than the clear ones.
Sport news
No health authority has ever recommended 10,000 steps
Every official physical activity guideline is written in minutes, not steps. A 1965 pedometer brand name filled the gap — and it is aimed at exactly the wrong people.
Blue-Light Glasses: What the Cochrane Review Found
Seventeen randomised trials, and no reliable evidence that blue-filtering lenses reduce eye strain. The physics is the more interesting part: the lenses block roughly eight percent more blue light than the clear ones.
The eight-glasses rule is a sentence someone deleted
The 1945 document blamed for the rule said most of your water comes from food and that thirst is an adequate guide. Both sentences were cut. Here is what the evidence actually shows.
Breakfast is not the most important meal of the day
The randomised trials point gently the other way. But the real story is the audit that found only 17% of citations to a key trial described its results accurately.
The Vitamin D Trials Nobody Talks About
Two of the largest supplement trials ever run found almost nothing. Then the Endocrine Society withdrew the threshold that made half the country deficient in the first place.
Recipes
The Meditation Researchers Auditing Their Own Field
Fifteen leading contemplative scientists published a paper warning about the hype around their own discipline. Almost nobody reported it — including the finding that when you finally ask people properly, most report side effects.
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In 1998 Millions of Americans Became Overweight Overnight. Nobody Gained Weight.
BMI was named in 1972, in a study of 7,424 men, as a tool for comparing populations. Twenty-six years later a committee moved one number and changed who counted as healthy.
Nobody Selling You a Detox Can Tell You What They Are Removing
A group of scientists rang fifteen detox companies and asked one question: which toxin does this remove? Not one could answer. The regulators have been making the same point in court for twenty years.
FICO Has a Page Called "Myth Busting." Almost Nobody Has Read It.
The company that makes the score has published, in writing, that carrying a balance does not help it. Its own survey found 67% of Americans wrong or unsure about what the score can even see.