Why Aren’t Contact Tracing Apps Working-

When the Nevada Department of Health and Human Services launched COVID Trace, one of the nation’s first COVID-19 contact-tracing smartphone apps, on Aug. 24, state health authorities “strongly recommended” all 3 million-plus Nevadans download and use the app. But two and a half months later, adoption remained well short of that ambitious goal—the app has been downloaded …

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Viagra May Lower the Risk of Alzheimer’s

Viagra is best known for helping erectile dysfunction, but the latest research suggests it might also lower the risk of Alzheimer’s disease.

Viagra belongs to a group of drugs known as phosphodiesterase Type 5 inhibitors, which work by relaxing blood vessels and increasing blood flow in the penis. In a study published in Neurology, researchers found that the drugs were also ass…

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