Diseases, Conditions, Syndromes

In Florida, Delta variant fuels concerns for children's health

Greater numbers of American children are being swept up in a wave of coronavirus infections driven by the Delta variant, causing renewed anxiety for parents and a bitter political fight as schools prepare to reopen within ...

Diseases, Conditions, Syndromes

China's Guangzhou locks down millions in 'zero-COVID' fight

The southern Chinese metropolis of Guangzhou locked down its largest district Monday as it tries to tamp down a major COVID-19 outbreak, suspending public transit and requiring residents to present a negative test if they ...

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