Overall vaccine effectiveness was 29% against COVID-19–associated hospitalization.
Plaque growth can lead to a higher risk of heart attack, stroke, and other life-threatening cardiovascular events for as long as 1 year.
Post-exertional malaise, or exercise intolerance, was seen in 36% of those with long COVID.
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Also, the Trump administration announces next steps for pulling out of the WHO, and Sanofi and GSK announce a new vaccine trial.
Joe Biden says if President Trump had responded early, US schools would be open safely by now.
Residents ventured out about 98% less in most counties in the 42 US states and territories that issued stay-at-home orders to contain SARS-CoV-2, the virus that causes COVID-19.
The WHO updates its guidance based on data from 3 trials and a meta-analysis.
Nearly 570,000 healthcare workers in the Americas have fallen ill with COVID, and more than 2,500 have died.
Iowa has replaced Texas, Florida, and Arizona as the nation's COVID-19 hot spot, with an almost 11% positive testing rate.
Healthcare workers, first responders, and adults with pre-existing conditions that put them at risk for severe symptoms of COVID-19 should be the initial recipients of the first approved vaccine in the United States, according to a framework from the National Academy of Medicine (NAM) published yesterday. Today, NAM will hold a virtual public meeting on the recommendations.
AstraZeneca plans to test its vaccine in 30,000 healthy adults.
Ontario has an 84-week backlog of nonurgent surgeries delayed because of COVID-19.
In response to COVID-19, the US government sold $1.5 trillion in obligations such as bonds and spent $1.3 trillion on public health, homeland security, and economic relief by Jun 30, according to an update yesterday from the Government Accountability Office (GAO).
