The clinical secondary attack rate for asymptomatic COVID-positive children was more than 10%.
Study suggests medical masks may offer similar protecion as N95 respirators, but experts say hold on.
Public health professionals use some terms imprecisely, others incorrectly, and still others technically accurate but almost sure to be misunderstood by the public.
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A study yesterday found that employment-related exposure to SARS-CoV-2, the virus that causes COVID-19, endangers workers and their household members.
The death rate in less-crowded homes was less than half that of homes with shared bedrooms and bathrooms.
Also, preliminary phase 3 data on Pfizer's COVID-19 vaccine candidate show 90% effectiveness.
Some people who were never infected with SARS-CoV-2 appear to have cross-reactive antibodies against it.
The Joe Biden-Kamala Harris transition website says it will immediately restore America's relationship with the World Health Organization.
In a Mortality and Morbidity Weekly Report (MMWR) study today, data from the Premier Healthcare Database showed that, of 106,543 patients who survived after being admitted for COVID-19 from March through July, 9,504 (8.9%) were readmitted to the same hospital within 2 months of discharge for any condition, infectious disease–related or not.
A University College London (UCL) and UCL Hospital study this week found that COVID-19–associated ischemic strokes—caused by an obstruction of blood vessels in the brain—are more severe and more likely to result in disability or death than non-COVID strokes are, and Asian people are especially hard-hit.
New reports depict a resilient industry with more potential during COVID-19.
A steep jump in cases yesterday comes as hospitals in some states are already feeling pressure, with experts saying the nation's COVID situation is likely to get worse.
WHO experts said today that so far there's no sign the virus behaves differently, but more research is needed.