The 10 new flu-related deaths in children bring the season's total to 226, the most since 2009-10.
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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Two independent UK studies published yesterday in PLOS Medicine find only a very slight risk of blood clots in the brain after receipt of the AstraZeneca/Oxford COVID-19 vaccine and none after the Pfizer/BioNTech vaccine. Both studies were led by University of Edinburgh researchers.
Three Moderna doses were more effective against Delta than against Omicron, and protection waned over time, but they were highly protective against hospitalization with either subtype.
In US news, the FDA is considering whether a fourth mRNA COVID-19 vaccine dose will be necessary.
Infection with the SARS-CoV-2 Omicron BA.2 subvariant shortly after an initial infection with the Omicron BA.1 subvariant—the original Omicron strain—is rare, occurring mostly in young, unvaccinated people with mild symptoms, according to a non–peer-reviewed Danish study.
The new UK COVID-19 plan was met with strong pushback from several in the science and medical communities.
Lower percentages of US children visited an emergency department (ED) for any indication amid the COVID-19 pandemic, while adolescent girls accounted for the largest hikes in visits for mental illness, according to two Centers for Disease Control and Prevention (CDC) studies published late last week in Morbidity and Mortality Weekly Report (MMWR).
In the ivermectin group, 22% became severely ill, vs 17% in the standard-care group.
A meeting of 53,000 people was not a super-spreader, with social contact outside the center being a risk factor.
In US COVID-19 developments, Hawaii is the only state with a mask mandate still in place.
The risk of hospitalization, intensive care unit (ICU) admission, and death was much lower among more than 9,000 Canadian COVID-19 patients infected with the Omicron variant than among matched Delta patients, according to a study published yesterday in JAMA.
The risk of hospitalization or death with Omicron was 41% of—and the risk of death was one-tenth of—that of Delta.
