Explainer: what’s the new coronavirus saliva test, and how does it work?

A cornerstone of containing the COVID-19 pandemic is widespread testing to identify cases and prevent new outbreaks emerging. This strategy is known as “test, trace and isolate”. The standard test so far has been the swab test, in which a swab goes up your nose and to the back of your throat. But an alternative method of specimen collection, using […]

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When can we safely get back to work and school?

Without the luxury of sheltering at home, essential workers are experiencing unprecedented levels of stress and anxiety, according to mental health experts. “We’re in the battlefield,” said Paul DiCarlo, co-owner of Jimmy’s Food Store, a small Italian grocery in Dallas. “You’re just trying to get the customers in and out quickly.” Nearly half of all American adults say the COVID-19 […]

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AI makes dentists’ work easier: New model helps localize the mandibular canals

In order to plan a dental implant operation and the implant size and position, dentists need to know the exact location of the mandibular canal, a canal located in both sides of the lower jaw that contains the alveolar nerve. The lower jaw is an anatomically complex structure and medical experts use X-ray and computer tomography (CT) models to detect […]

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Woman saved by colleagues after having brain haemorrhage at work Christmas party

Trudi Kemp was enjoying a chat with a colleague at a work Christmas party, a glass of wine in one hand and a plate of nibbles in the other. But within a few minutes, she had collapsed on the floor and was fighting for her life. At the time, Trudi, from Wimbledon, south west London, was working as executive director […]

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People Are Going on "Dopamine Fasts" to Think More Clearly and Gain Focus—but Does It Work?

Forget going without food for 16 hours. The latest fasting fad, on the face of it, involves depriving yourself of all the stuff that gives you pleasure—like Netflix, online shopping sprees, and even gossiping with your friends. It’s called dopamine fasting, and as far as wellness trends go, it’s a pretty controversial one. It’s not clear who came up with […]

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