Diseases, Conditions, Syndromes

Fitness trackers are revealing COVID's long-term effects

Wearable fitness trackers such as Fitbits or the Apple Watch can help track people's recovery from COVID-19 and are revealing just how long-term that recovery is, according to a new study.

Medical research

Designing better contact-tracing apps for the next pandemic

As COVID-19 began to spread last spring, apps were developed to track cellphone signals and other data so people who had been near those who were infected could be notified and asked to quarantine. The novel coronavirus rapidly ...

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