The combined vaccine elicited higher immune response against SARS-CoV-2.
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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For every 3 people who would have died from the previous dominant strains of SARS-CoV-2, 5 will die if they are infected with the B117 variant of concern (VOC), according to a UK study yesterday in Eurosurveillance.
The estimated protection against reinfection was about 80%, but for seniors it was only 47%.
People commonly experience fatigue, cognitive conditions, or shortness of breath, says a new study.
Both the EMA and the UK's drug regulatory agency weigh in and say the data vouch for effectiveness and safety.
"This is a time for optimism, but not a time for relaxation," Biden says.
COVID-19 vaccination coverage in less socioeconomically vulnerable US counties was 1.9 percentage points higher than that in the most susceptible counties in the first 2.5 months of vaccine rollout, a study yesterday in Morbidity and Mortality Weekly Report (MMWR) finds.
Hot spots include the Upper Midwest, Northeast, and Middle Atlantic and may reflect variant spread.
Researchers who tracked B117 variant spread in the UK found that the virus quickly found its way into nursing homes.
Brazil's activity intensified after Carnival, and, unlike its first surge, spikes aren't contained to a few main hot spots.
Among 3,008 US nursing homes in counties in the top quartile of COVID-19 prevalence, those with larger proportions of racial minority residents, Medicaid participants, and fewer direct patient care hours experienced more coronavirus infections amid the pandemic, according to a research letter published yesterday in JAMA Network Open.
