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More sun might improve your heart and immune system. Just don’t get sunburnt
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Compelling long reads
Tune into captivating conversations
Watch engaging short films
Curated news, direct to your inbox

Treatments should encourage healthy cells as well as killing unhealthy ones

A handpicked article read aloud from the latest issue of The Economist

“Heart-rate variability” has been decades in the making

Forget the scaremongering. They are healthier than common alternatives

It could also be useful in finding life on other planets

The evidence for sweating it out is promising but incomplete