World 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.
Travel guides
Tech
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.
Health
Where the three-to-six-month emergency fund rule actually came from
The most repeated number in personal finance was set in 1996 by polling 156 advisers. Six million households of bank data suggest a very different answer.
Most popular
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.
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.
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 four-day week trials mostly didn’t test a four-day week
The pilots cut about four hours a week, not eight. Iceland never ran one. And the best-instrumented trial found healthier workers, unchanged revenue, and a significantly faster pace of work.
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.
The four-day week trials mostly didn’t test a four-day week
The pilots cut about four hours a week, not eight. Iceland never ran one. And the best-instrumented trial found healthier workers, unchanged revenue, and a significantly faster pace of work.
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 90% divorce prediction that was never a prediction
The famous accuracy figures are real, and they measure something other than prediction. What happens when a divorce model is finally tested on data it has not already seen.
Where the three-to-six-month emergency fund rule actually came from
The most repeated number in personal finance was set in 1996 by polling 156 advisers. Six million households of bank data suggest a very different answer.
Recipes
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.





























