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Discover the latest health news, scientific discoveries and big ideas about the human body and treating diseases, covid-19, diet, fitness, exercise, wellness and how to live a healthy life.

Commuters, some wearing face masks, on a London underground train

Health

What endemic means – and why covid-19 is nowhere near it yet

The term "endemic" usually means that an infection is stable, not that it is less deadly or that protective measures are no longer required. With the omicron variant surging, covid-19 is unlikely to become endemic soon

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Knee osteoarthritis

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Electric knee implants could help treat pain of osteoarthritis

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How bacteria-killing viruses are being used to keep food safe

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Watch as a pig heart is transplanted into a human for the first time

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Pig heart is prepared for transplant

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How a pig heart was transplanted into a human for the first time

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Blood clot, 3d illustration. Inset: Miniature helical robot

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Corkscrew-shaped robot swims through blood vessels to clear blockages

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A person drops solution onto a lateral flow test for covid-19

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Covid-19 testing in the time of omicron: Everything you need to know

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mRNA

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mRNA vaccine technology has helped repair broken hearts in mice

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Testing for covid-19 in Lisbon, Portugal, in December

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Why is omicron more infectious but less severe? What we know so far

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2F7DHH7 An elderly woman in a yellow sports jacket practices Nordic walking outdoors on the stadium's rubber treadmill. A sunny sunset. Older women walk with

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Strength, balance and mobility are the best predictors of a long life

A US study of older women finds that those who perform well on physical tests have the best chances of living longer, while weight loss may not be beneficial

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One in 12 new cases of asthma in children linked to NO2 air pollution

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I bonded with a quirky robot after chatting to it about my fears

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The future course of the covid-19 pandemic is in all our hands

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Have we got the science of obesity back to front?

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