Two new observational studies suggest that COVID-19 vaccination lowers long-COVID incidence and severity, although the authors of a related commentary say trials comparing vaccination with a placebo are needed. The research was published yesterday in BMJ Medicine.
The vast majority—84.2%—of COVID-19 survivors in a Swedish cohort reported persistent symptoms affecting daily life 2 years after hospital release, according to a follow-up study published late last week in The Lancet Regional Health Europe.
While SARS-CoV-2 wastewater surveillance is a valuable way to measure disease prevalence and predict surges, a new study conducted in Las Vegas suggests that the tool may overestimate the true viral burden in areas with large influxes of tourists or commuters.
Various studies and anecdotal data have found vastly different rates of rebound among both Paxlovid users and untreated people.arious studies and anecdotal data have found vastly different rates of rebound among both Paxlovid users and untreated people. ...
"Our findings are concerning, as even people with a mild case of COVID-19 are showing changes in their brains months later. More studies are needed to hopefully identify treatments to prevent any long-term effects on people's quality of life," she added.
What happened to the variants that once wreaked havoc? “For all intents and purposes, we can consider them gone,” said David Dowdy, an epidemiology professor at Johns Hopkins Bloomberg School of Public Health.
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