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Two Researchers Disagreed About Money and Happiness. So They Ran the...
The famous $75,000 plateau and the study that contradicted it were both partly right. Finding that out required something research almost never does: the two authors sat down and re-analysed the data jointly.
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Stretching Barely Prevents Injuries. Strength Training Cuts Them by Two Thirds.
A meta-analysis of 26,000 participants ranked the injury-prevention strategies head to head. The one everybody does came last. The one almost nobody does came first, by a mile.
Health
Your Myers-Briggs type is four coin flips in a trench coat
The MBTI measures four real traits with decent reliability, then discards most of what it measured by drawing a line through the middle of a bell curve.
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What ‘just go for a walk’ leaves out
The evidence on exercise and depression is weaker than the headlines and more interesting than the sceptics allow. It points at structure and supervision, not walks.
The 21-day habit rule came from a plastic surgeon’s book preface
Maxwell Maltz was describing how long patients took to get used to a new face. When researchers finally measured habit formation, the range ran from 18 days to 254.
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.
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.
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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.
Opposites don’t attract, but that was never the interesting question
115 of 118 partner traits correlate positively. The gap is in personality — and the twist is that none of it predicts whether a couple will be happy.
"Miss the 10 Best Days" Is Half of a Calculation
The statistic every advisor quotes is real. So is the mirror image nobody quotes — and when a researcher ran both at once, the result was not the one the slogan implies.
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 sleep chart everyone copies has a footnote nobody reads
The age-by-age sleep chart is a compromise document, and the panels that wrote it said so. What the primary sources actually show about how much sleep you need.
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The sleep chart everyone copies has a footnote nobody reads
The age-by-age sleep chart is a compromise document, and the panels that wrote it said so. What the primary sources actually show about how much sleep you need.
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The Documented Danger at Marathons Is Drinking Too Much
In a study of 488 Boston finishers, the strongest predictor of dangerous blood sodium was gaining weight during the race. What runners drank made no difference at all.
No Sleep Guideline Anywhere Says Eight Hours
The official number is "seven or more" — a floor with no ceiling. When researchers measured sleep in three societies without electric light, every group averaged under seven.
Your Metabolism Does Not Slow Down at 30. It Holds Steady Until 63.
A study of 6,421 people across 29 countries mapped human energy expenditure from eight days old to 95. It found four life phases. None of them begins at 30.