From Doug to Nelly and Eeek, we look at how mutations are affecting the battle against the virusCoronavirus – latest updatesSee all our coronavirus coverageFrom the moment public health officials started to track new variants of coronavirus, it became clear that the same mutations were cropping up time and again and making the virus more troublesome. What are these mutations, what do they do,...

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There is a greater need than ever for measured, up-to-date information about this condition, writes Prof Michael Sharpe. Plus letters from Robin Davies and Prof Paul GarnerGeorge Monbiot has written about post Covid-19 illnesses (Apparently just by talking about it, I’m super-spreading long Covid, 14 April). He referred to slides he had obtained from a talk I was invited to give because of my...

Researchers worry that ‘variant under investigation’ contains mutations that could help it evade immune responseCoronavirus – latest updatesSee all our coronavirus coverageThe first of the 77 cases of the India variant of coronavirus found in the UK were detected in specimens dating back to February, the Guardian has learned.On Thursday Public Health England (PHE) revealed that 77 cases of a...

Experts worried about high use of drugs such as codeine and tramadol after prescriptions rose during Covid pandemic‘I was told to live with it’: women tell of doctors dismissing their painWomen in England are almost twice as likely as men to be prescribed powerful and potentially addictive opiate painkillers, prompting experts to warn that female pain is overly medicated and not properly...