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Image copyright Getty Images Image caption The coronavirus outbreak was first seen in Wuhan - but was it circulating earlier than thought? There's been criticism of a study from the US suggesting that the coronavirus could have been present in the Chinese city of Wuhan as early as August last year.The study by Harvard University,…

A form of the novel coronavirus which has become the dominant type in much of the world may have done so thanks to a mutation that allows it to better latch onto human hosts’ cells, new research indicates. Lab tests performed by US-based Scripps Research, in a study which has not yet been peer-reviewed, showed…

By Mike Moffitt, SFGATE Updated 11:39 am PDT, Thursday, June 11, 2020 Face mask use is virtually universal in Taiwan, one of the countries least impacted by COVID-19 due to interventions. (Shown: Taipei street on May 18, 2020.) Face mask use is virtually universal in Taiwan, one of the countries least impacted by COVID-19 due to…

For months, Americans have been told to wear a mask or cloth face covering in public settings. A face covering can prevent people who are asymptomatic carriers of Covid-19 from spreading the virus to other people.But now new projections from the University of Cambridge illustrate how impactful the simple measure could be: Researchers found that that…

Coronavirus symptoms will be somewhat minor for most people, but some patients will experience a more severe version of COVID-19 that can lead to respiratory complications and potentially death. Researchers have studied sections of the human genome from COVID-19 patients and compared it to healthy people. The scientists identified two spots that contain genes that…