At any moment, one side of your nose is usually more swollen than the other because erectile tissue inside it fills with blood
Aug 13, 2026
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Health
Medicine, public health, and the research that shapes how we stay well.
For years, blood samples in a Bonn lab kept sticking to the magnets researchers used to sort cells, an annoyance nobody could explain
Aug 13, 2026
A 2016 study found men aged 20 to 34 had weaker grips than the same-age norms recorded in 1985, but it did not test their fathers and one…
By Lachlan Brown · Aug 10, 2026
Roger Fielding's lab at Tufts followed the same older adults for ten years and found their individual muscle fibers still generated just as…
By Lachlan Brown · Aug 10, 2026
No habit can promise to keep dementia away, but the largest expert review to date estimates that up to 45 percent of cases could in…
Aug 10, 2026
In one study, 138 first-time marathoners had aortas that appeared four years younger after six months of training, but the result does not…
By Lachlan Brown · Aug 10, 2026
Walking on sand burns up to 2.5 times more energy than walking on pavement, which means a 30-minute barefoot beach stroll is a more…
By Lachlan Brown · Aug 9, 2026
Pregnancy does not end at birth in the clean biological way we imagine
By Lachlan Brown · Aug 9, 2026
In 1955, when a journalist asked Jonas Salk who owned the patent on his newly announced polio vaccine, he answered on live television that…
Aug 8, 2026
Staying socially connected in later life is one of the better-evidenced predictors of living longer
Aug 8, 2026
The 10,000-step target came from the brand name of a 1965 Japanese pedometer, not from research, and studies since suggest the survival…
Aug 7, 2026
A 2008 trial randomly assigned sedentary young adults reporting persistent fatigue to six weeks of exercise, and found the low-intensity…
Aug 5, 2026