The delay, narrowed approval, and extra study steps raise concerns about the status of and potential added requirements for other COVID vaccines.
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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Wuhan is reporting its first local cases since May of 2020, as multiple cities track new infection clusters.
A new study based on data from Hong Kong shows a rising incidence of myopia, or short-sightedness, in children during the COVID-19 pandemic, possibly linked to increasing time spent indoors and on screens. The study was published in the British Journal of Ophthalmology.
The mechanisms behind the strong link the researchers found could be from many factors, from impaired cardiac or respiratory function to impaired immune response.
The nation's cases are concentrated in area where vaccine uptake is low, with Florida and Texas making up one in three US cases in the past week.
Meanwhile, Indonesia says it is past its peak, though test positivity remains high, as is the threat to more rural areas.
Researchers found that different age-groups had different associations with various COVID-19 symptoms, according to a Lancet Digital Health study late last week. The study was evaluating an artificial intelligence (AI) model for early COVID-19 detection (1 to 3 days of symptom onset).
Breakthrough COVID-19 cases may be as infectious as those in unvaccinated people, says the CDC.
Findings suggest that the ligering effects may be part of "long COVID" and shine a light on more research questions, such as what memory type is involved and if there are racial differences.
Several factors, not just the more transmissible Delta variant, are fueling rise that threatens oxygen and medical supplies, especially in lower income countries.
US COVID-19 vaccine disparities (CVD) were linked with income, education, political views, and race, according to a study yesterday in the Proceedings of the National Academy of Sciences.
