When did the coronavirus really reach the US and Europe?
23 September 2020
While there may have been a few cases outside Wuhan as early as December, it appears the virus did not become widespread until months later
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How a 6-year-old had half his brain removed and recovered in 3 months
23 September 2020
David Eagleman's book Livewired explores neuroplasticity, the brain's superpower, which lets it reshape after extreme surgery and adapt to losing a sense
Doctor's diary: How can we deal with the long covid-19 symptoms?
23 September 2020
The coronavirus has handed doctors many challenges, writes Selma Stafford, the latest being previously healthy young people debilitated by covid-19
How the UK can get its catastrophic coronavirus testing under control
23 September 2020
Operation Moonshot aims to carry out millions of covid-19 tests in the UK each day. Here’s what it would take to achieve this wildly optimistic plan
India about to overtake the US with highest covid-19 caseload globally
22 September 2020
With almost 100,000 new daily coronavirus cases, India is fast overtaking the US and the true number is likely to be much higher
Children’s allergic reactions to nuts spike at Halloween and Easter
21 September 2020
Severe peanut allergies in children jump 85 per cent on Halloween and 60 per cent on Easter, and other nut allergies follow the same trend, possibly due to social gatherings where sweets are shared
The purpose of sleep appears to change when we are toddlers
18 September 2020
Sleep in babies seems to mainly help develop new brain connections, but at the age of around two-and-a-half there is an abrupt shift to brain repair
Most fertility-tracking apps are unreliable but free apps work best
18 September 2020
An analysis of fertility-tracking apps available in the UK and Canada found that many use flawed methods to predict periods, and they should not be relied on to help conceive or as a contraceptive tool
Your shoes could be increasing the risk of a painful foot condition
17 September 2020
Shoes that raise the toes away from the ground make walking easier but weaken the foot, which might increase the risk of a painful condition called plantar fasciitis
Apple’s new watch has a blood oxygen monitor – what is it good for?
16 September 2020
Apple's new Series 6 smart watch can measure blood oxygen levels, which could potentially be useful to track the health of people already diagnosed with covid-19 or a range of other conditions, but more data is needed to confirm its accuracy
