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People queue for a PCR covid-19 test in Johannesburg, South Africa, on 30 November 2021

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Covid-19 news archive: April 2022

This is an archive of the聽New Scientist聽daily covid-19 news update: April 2022. Updates from: March 2022, February 2022,聽聽January 2022,聽November/December 2021,聽September/ October 2021,聽July to September 2021,聽June/ July 2021,聽May 2021,聽March 2021,聽February 2021,聽January 2021

Undertakers

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Why is it hard to count the number of deaths caused by the pandemic?

LISBON, PORTUGAL - MAY 29: A mask-clad Nova Medical School final-year student gives a woman a blood glucose test to check possible diabetes at a screening post in Alameda Dom Afonso Henriques during the COVID-19 Coronavirus pandemic on May 29, 2021 in Lisbon, Portugal. Nova Medical School final-year students perform free cardiovascular screening, hypertension, diabetes and obesity check-ups to passers-by in a joint project with Lisbon's Areeiro Parish (Photo by Horacio Villalobos#Corbis/Corbis via Getty Images)

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Is covid-19 causing a global surge of diabetes cases?

A person at a covid-19 test centre in Newcastle-under-Lyme, UK, on 21 December

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Covid-19 news archive: March 2022

2GN0KYK Lateral flow test strip showing negative Covid 19 test results and a single simulated positive result.

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Your guide to the UK鈥檚 covid-19 testing rules and how LFTs really work

Pedestrians walk past images of workers of Britain's National 91色情片 Service (NHS) fixed to hoardings outside a temporary field hospital, set up in the grounds of St George's Hospital in Tooting, south London on January 5, 2022. - Britain's state-run National 91色情片 Service (NHS) is struggling with staff forced to stay at home after testing positive, and Prime Minister Boris Johnson promised action to plug staffing gaps in the worst-hit areas. The reactivation of emergency "Nightingale" clinics, along with the drafting of medical volunteers backed by army support, meant the NHS was back on a "war footing", he told a news conference on Tuesday. (Photo by JUSTIN TALLIS / AFP) (Photo by JUSTIN TALLIS/AFP via Getty Images)

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We shouldn’t dismiss ‘incidental’ covid-19 infections in UK hospitals

A person walks past a mural of medical workers in M茅rida, Mexico, in February

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Should I worry about ‘deltacron’ and other covid-19 recombinants?

Empty Streets during Coronavirus Outbreak United Kingdom

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91色情片 Check newsletter: Six lessons from the covid-19 pandemic

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Covid-19 news archive: February 2022

A person cycles in Reykjavik, Iceland, on 3 September 2020

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Iceland targets herd immunity with controversial covid-19 strategy

Many countries have scaled back their coronavirus restrictions, but Iceland is going further with a plan to let infections spread

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Why has the omicron coronavirus variant hit Hong Kong so hard?

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Boris Johnson announces ‘living with covid’ plan for England

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Covid-19 news archive: January 2022

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UK’s rapid covid-19 drug delivery is helping protect vulnerable people