Tag: infectious

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NSW Covid case: man tests positive after being ‘very active’ in Sydney while infectious

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A NSW man has tested positive for Covid-19 in a new case of community transmission that has health authorities concerned due to his level of activity while potentially infectious. The premier, Gladys Berejiklian, sai...

Where did Australia’s first cases of the Delta variant come from and how infectious is it?

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Two members of a West Melbourne family who visited New South Wales last month before testing positive for Covid-19 have been found to have the Delta variant of Covid-19. It’s the first time the variant – first identif...

NSW Covid update: Sydney case visited Bondi and eastern suburbs venues while potentially infectious

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A man who lives in Sydney’s eastern suburbs and works as a driver for international flight crews has tested positive to Covid – and anyone who shared a cinema with him on Sunday has been ordered to isolate for 14 days...

Half of 24 new Covid cases in NSW infectious while in community as NT flags extending Darwin lockdown

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New South Wales recorded 24 new cases of Covid, including an aged care worker believed to be unvaccinated and a second healthcare worker, as the state’s coronavirus outbreak rose to 195. The premier, Gladys Berejikli...

Infectious nightclubs: Covid outbreaks in Sardinia last summer serve as risk alert

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They only wanted to enjoy themselves on the sunny Sardinian coast last summer after a tough two-month lockdown. But instead, young Italians, who had frequented nightclubs, returned home either with Covid-19 or laden w...

Mathematicians discover music really can be infectious – like a virus

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Pop music is often described as catchy, but it seems you really can infect friends with your music taste. The pattern of music downloads after their release appears to closely resemble epidemic curves for infectious d...

Infectious diseases and vaccines: A brief history

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