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What you need to know about the 2023 covid-19 boosters

91av explains how the latest covid-19 booster vaccines are different from previous ones, and who should get them

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Moderna's improved mRNA covid-19 vaccine is effective at lower doses

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A baby wearing a sensor for measuring blood glucose levels

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Covid-19 linked to elevated risk of type 1 diabetes in young children

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A government covid-19 publicity campaign poster in London in January 2021

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Lockdowns and face masks really did help to control covid-19

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Someone being vaccinated against covid-19 in LA, California, in April 2021

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Covid-19 antibodies may give us partial immunity to SARS and MERS

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Someone being tested for SARS-CoV-2 in Milford, Connecticut, in February 2022

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Everything we know about the EG.5 covid-19 variant and its symptoms

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Diabetes drug metformin may cut the risk of long covid by 41 per cent

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A pregnant woman walking in Hong Kong in March 2020

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Does covid-19 affect pregnancies and do the vaccines reduce any risks?

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Covid-19 booster vaccines should leave out original spike protein

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Covid-19 is no longer a global health emergency, says WHO

The World Health Organization has declared an end to covid-19’s designation as a public health emergency of international concern, saying the pandemic is on a "downward trend"

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Society

How lockdowns turned us into antisocial goblins – and why it matters

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The covid-19 virus affects our gut – but we still don't know how

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Stress makes us age faster but the effects can be reversed

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Health

Inside the lab that looks for viruses in wastewater from US homes

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