Diseases, Conditions, Syndromes

China locks down millions more as COVID spreads

China on Sunday imposed stay-at-home orders on millions more people in the country's northeast as it battles its biggest COVID-19 outbreak in two years.

Diseases, Conditions, Syndromes

Study: COVID infection rates rose faster in fully reopened businesses

Concerned about the economic toll of COVID-19 lockdowns, state and local governments began to experiment with lifting restrictions on businesses as early as last spring, leading to an ever-shifting array of rules that varied ...

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