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People who test positive need to isolate themselves for 5 days if they don't show symptoms. The change reflects "what we know about the spread of the virus" and vaccine protection, the CDC chief says.

The individual returned from South Africa on Nov. 22 and had mild symptoms. Cases have been found in more than 20 countries, less than a week after the worrying new variant was first identified.

The largest study in the world on biological differences of people living with PTSD could lead to diagnosis through blood and saliva tests.

Two Columbus youth choirs and their director won multiple honors in an international choir competition recently amid a slew of pandemic workarounds.

Several not-quite-right claims have continued to linger about abortion since the Supreme Court's 1973 Roe v. Wade decision.

A roundup of key developments and the latest in-depth coverage of Russia's invasion of Ukraine.

From 2019 to 2020, alcohol induced deaths rose 25% nationally and 22% in Ohio.

Because people with Down syndrome are very likely to develop Alzheimer's, they are ideal candidates for experimental drugs meant to halt the disease.

It's been more than a year since theater goers have been able to see an indoor performance in New York City. But some spaces and producers are moving to find safe ways to open up.

Heading into national swimming championships, the University of Virginia relies on a mathematician, cameras and sensors to help each swimmer perform their best.