Health

US working on new COVID-19 rules for international visitors

The Biden administration is considering requiring vaccinations against COVID-19 and contact tracing of international visitors after the U.S. revamps current broad restrictions that bar many foreigners from traveling to the ...

Vaccination

US allows extra COVID vaccine doses for some. Now what?

Americans at high risk from COVID-19 because of severely weakened immune systems are now allowed to get a third vaccination in hopes of better protection, a policy change endorsed Friday by influential government advisers.

Diseases, Conditions, Syndromes

Here's what you should know about the Delta variant

When it comes to infectious diseases, the United Kingdom is like the "canary in our mine," according to Texas A&M University virologist Benjamin Neuman. When a virus is spreading there, it will soon make its way to the United ...

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