Google and Apple announced Friday a joint effort to help with COVID-19 contact tracing.
Jennifer Horney, PhD, MPH, explains exactly how it works.
So what is contact tracing and how does is help slow the spread of disease?
Note that contact tracers are employees of health departments and will never ask you for payment.
No one should give bank information or credit card information.
Its Amazing How Its All Connected.
epidemiology professor and founding director of the epidemiology program at the University of Delaware
We dont have medications or vaccines yet that we can use.
All we can do is test people.
Contact tracing can also ensure that people who were exposed but arent showing symptoms are self-isolating, she says.
(The official apps will be available for users to download as early as May.)
We have 250,000 fewer federal, state, and local public health employees than we actually need.
We can close some of that gap with technology in the short term.
Originally published April 10, 2020; last updated August 6, 2020.
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