Contact tracing is key to reopening America. But how does it actually work?

Advisory Board April 29, 2020

States across the country are laying the groundwork to launch massive contact tracing efforts to identify people who may have contracted the new coronavirus. Some public health experts say the efforts are crucial to relaxing social distancing measures intended to curb America’s Covid-19 epidemic. But how does it work?

States prepare to ramp up contact tracing efforts

Public health officials say widespread testing for the new coronavirus and contact tracing for those who test positive are crucial to safely reopening nonessential businesses and easing social distancing measures intended to slow the virus’ spread.

Now, as many states are eager to ease loosen those restrictions—and, in some cases, already are—some are working to implement contact tracing efforts. For instance, an NPR...

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