Physical well-being returned after 3 months, but up to 20% of patients continued experiencing suboptimal overall health-related quality of life 1 year post-infection.
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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"Our study does not necessarily mean that all mass events are safe."
The drop in cases has been slow in the Tokyo area, which will host the Olympics in late July.
In a new poll, 62% of US adults saying they've gotten at least one dose, up from 56% in April.
Hospitalization, hypoxemia, pneumonia, and other complications were found more in children who contracted COVID-19 than in those who had seasonal flu, according to a study today in Pediatrics.
In the US, overdose-related cardiac deaths rose 42%, and in Ontario, opioid deaths climbed 135%.
As vaccinations increase, COVID-19 cases continue to drop across the country.
Also, Japanese officials are mulling extending the state of emergency for much of the country.
A randomized controlled trial of two inactivated (vero cell) COVID-19 vaccines made in China finds a vaccine efficacy of 73% in one and 78% in the other, according to a study yesterday in JAMA.
The whole-virus inactivated vaccines were developed with strains of the virus taken from patients in Wuhan, China.
The experts ask for a review similar to a WHO assessment before the 2016 Games.
Data from Germany support COVID-19 superspreading theory.
