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As of 23 March 2020, more than 1.2 billion learners were out of school due to school closures in response to COVID-19. [8] Given low rates of COVID-19 symptoms among children, the effectiveness of school closures has been called into question. [13] Even when school closures are temporary, it carries high social and economic costs. [14]
The Great Barrington Declaration is an open letter published in October 2020 in response to the COVID-19 pandemic and lockdowns. [1] [2] It claimed harmful COVID-19 lockdowns could be avoided via the fringe notion of "focused protection", by which those most at risk of dying from an infection could purportedly be kept safe while society otherwise took no steps to prevent infection.
A police car in Hanoi with COVID-19 public health messaging. The Vietnamese government using social media platforms to keep the public informed of COVID-19 news and instructions. Thong Tin Chinh Phu (Governmental Information), the government's official Facebook page, provides nearly hourly updates on the country's pandemic situation. Zalo, a ...
The CDC's Social Vulnerability Index calculated which communities in the U.S. are particularly vulnerable when it comes to preparing for external stresses on human health.
The observed behavior of SARS-CoV-2, the virus that causes COVID-19, suggests it is unlikely it will die out, and the lack of a COVID-19 vaccine that provides long-lasting immunity against infection means it cannot immediately be eradicated; [80] thus, transition to an endemic phase appears probable.
On 10 June, the WHO reported that research was continuing to determine how the COVID-19 virus can be transmitted by people who show no symptoms of the disease (asymptomatic transmission). [101] On 11 June, the WHO Africa regional office warned that COVID-19 was accelerating in Africa, with more than 200,000 cases and more than 5,600 deaths. [102]
When COVID-19 reached the United States, the original required quarantine was 14 days of length, and later was shortened to 10 days, then 7 days, and eventually even 5 days in some places. Researchers have conducted studies using a variety of methods to analyze the statistical data behind the transmission risks.
On 19 June, the UN Secretary-General issued a new policy brief, the World of Work and COVID-19, concerning jobs, livelihoods and the well-being of workers, families and businesses globally, as they continued to be affected by the COVID-19 pandemic; with micro, small and medium enterprises in particular, suffering dire economic consequences. [46]