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New Covid subvariants BA.4 and BA.5 are the most contagious yet – and driving Australia's third Omicron wave | Coronavirus | The Guardian
![BC Government News on X: "Omicron is spreading rapidly across BC. It develops quickly, which means you can pass it on to others before you know you're infected. If you don't feel BC Government News on X: "Omicron is spreading rapidly across BC. It develops quickly, which means you can pass it on to others before you know you're infected. If you don't feel](https://pbs.twimg.com/media/FHVcqfSVkBQ7_33.jpg)
BC Government News on X: "Omicron is spreading rapidly across BC. It develops quickly, which means you can pass it on to others before you know you're infected. If you don't feel
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Why calling the highly contagious COVID-19 omicron BA.2 a 'stealth variant' is a misnomer - Mayo Clinic News Network
![Michael Mina on X: "IMPORTANT: RAPID TESTS DO WORK WITH OMICRON "But why are some people staying negative in the first days they have symptoms??" This is expected. Symptoms don't = contagious Michael Mina on X: "IMPORTANT: RAPID TESTS DO WORK WITH OMICRON "But why are some people staying negative in the first days they have symptoms??" This is expected. Symptoms don't = contagious](https://pbs.twimg.com/media/FG2uYyYXIAAaJL5.jpg:large)
Michael Mina on X: "IMPORTANT: RAPID TESTS DO WORK WITH OMICRON "But why are some people staying negative in the first days they have symptoms??" This is expected. Symptoms don't = contagious
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Omicron infections contagious for at least 6 days; Takeda drug shows promise as COVID treatment | Reuters
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SARS-CoV-2 Omicron variant: recent progress and future perspectives | Signal Transduction and Targeted Therapy
![UC Health on X: "Omicron is the second most contagious virus ever known to humankind, next to measles. Help keep your loved ones as safe as possible by getting the COVID-19 vaccine: UC Health on X: "Omicron is the second most contagious virus ever known to humankind, next to measles. Help keep your loved ones as safe as possible by getting the COVID-19 vaccine:](https://pbs.twimg.com/media/FKOBpf-XIAcuH5z.jpg)