The Omicron variant replicates around 70 times faster than Delta and the original Covid-19 strain, though the infection severity is likely to be much lower, according to a University of Hong Kong study that adds weight to the early on-ground observations from South African doctors.
The supercharged speed of spread in the human bronchus was found 24 hours following infection.
‘Vax raises risk of heart issues, less than Covid’
The rare form of heart inflammation some people get after a Covid shot occurs far less often in response to vaccination than after the disease itself, according to the University of Oxford study.

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