Britain has now reported more than 100,000 new Covid-19 cases, while staff shortages have expanded at England’s hospitals, clinics, rail services, fire departments, and ambulance services. Meanwhile, Israel now offers four vaccine doses. In more uplifting news, after the omicron variant sent cases skyrocketing to record levels in South Africa, cases have started falling and are down by more than 20% over the last week. “This is encouraging and quite optimistic in terms of the decreasing trends and case numbers,” said Dr. Michelle Groome, an epidemiologist at the National Institute of Communica…

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