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Opinion: We cannot be certain that opening Whistler-Blackcomb to unvaccinated skiers will cause an outbreak. But uncertainty is a poor excuse for inaction

Smallpox death rates: What 3 centuries of data tells us about epidemics CNN 12/22/2020 By Ryan Prior, CNN © Courtesy of the Public Domain Review Researchers pored over weekly reports of deaths in London to get a centuries-long view of how and when smallpox outbreaks ravaged the city. As so many people around the globe contemplate what their lives might look like after the pandemic, new research on smallpox might help provide insight. Researchers revealed nearly three centuries of data showing repeated smallpox epidemics in London in a study published Monday in the open a...

Smallpox deaths (blue) in London, England, 1664–1930, and the long-term trend of weekly births (red). (Credit: Olga Krylova and David J.D. Earn) CN) — Smallpox, responsible for the deaths of millions over three millennia, was declared eradicated 40 years ago. As Covid-19 continues to plague the world, scientists on Monday revealed new insights into smallpox and how lessons learned from it helped guide modern medicine to a vaccine for the latest virus. In a study published in the journal PLOS Biology, researchers Olga Krylova of the Canadian Institute for Health Information and David Earn...

Researchers from Canada analysed London death records from 1664–1930 This covered the introduction of health measures, variolation and vaccination The period ended with the last case of the fatal and scarring disease in the city  Variolation saw people inoculated with small amount of virus from the infected The procedure — which had risks in its use against smallpox — was abandoned Experts have said wearing masks may help safely variolate against COVID-19

Study details smallpox epidemics in London over three centuries By (0) Scientists digitized weekly smallpox mortality data recorded in London over the course of three centuries. Photo by Public Domain Review  Dec. 21 (UPI) -- Using mortality data collected over the course of 300 years, a pair of researchers have traced the history of smallpox epidemics in London between 1664 and 1930. Their data analysis, detailed Monday in the PLOS Biology, revealed links between several historical events and smallpox outbreaks, as well as the effects of various control interventions and public health po...