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Vaccine may limit long-COVID impact but controlled trials needed --new studies

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.

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New studies indicate high level of Covid in toilet samples of US-bound planes, and effectiveness of pre-departure testing

Two new studies from Morbidity and Mortality Weekly Report highlight new findings about air travel amid COVID-19, with one showing that 81% of wastewater samples from airplane restrooms had SARS-CoV-2 Omicron variant genetic material in fall 2022, and the other suggesting that predeparture testing of international travelers was tied to a 52% lower positivity rate at arrival in the United States.

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Long COVID: Eight out of 10 hospital COVID patients in Sweden still had symptoms at 2 years --study

The vast majority84.2%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.

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Opinion: A U.S. bipartisan approach to pandemic security is within reach

 

... Americans can achieve pandemic security through creative, pragmatic action that bridges political divides and provides community-focused options for public health protection. What’s needed is a concrete pathway for action that attracts support from Republicans, Democrats, Independents, and others....

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Sewage testing for disease prevailance may be distorted by large numbers of tourists.

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.

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