Contact tracing has helped slow or stop previous epidemics, such as the SARS and Ebola outbreaks. But it's never been more critical — or more challenging — than in the fight against coronavirus. Here's how contact tracing works and why it's so important.
Thousands of Americans could soon join the ranks of disease detectives in one of the most important battles against coronavirus.
Contact tracing has helped slow or stop previous epidemics, such as the SARS and Ebola outbreaks. But it's never been more critical -- or more challenging -- than in this fight against coronavirus. Here's how contact tracing works and why it's so important:What exactly is contact tracing? Contact tracing tracks down anyone who might have been infected by a person who was recently diagnosed so those contacts can quarantine themselves and prevent further spread.
Experts say contact tracing needed for US to reopen safely 02:55Those who download Care19 will get a random ID number,"and the app will anonymously cache the individual's locations throughout the day," the North Dakota coronavirus response website says.
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