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The CDC still advises against nonessential travel, but many infectious disease experts say a trip to the beach or a family vacation can be done pretty safely if you do it right.

Black Americans with addiction face "pervasive and continuing systemic racism" and often struggle to gain access to treatments that prevent fatal overdoses.

As the new Johnson & Johnson COVID-19 vaccine rolls out, the health care community is trying to ward off misconceptions about it. The vaccine's one-shot feature may be what wins many over.

Many doctors have used antibiotics to treat COVID-19 patients, but that's largely unnecessary — and could even promote drug-resistant germs.

People who have been sick with COVID-19 may need only one dose of the normally two-shot vaccines. If that became policy it could extend vaccine supplies, but logistical challenges are daunting.

Double masking earns praise as a way to keep safe from more contagious variants. Are there other mask hacks? And vaccines are prompting some queries.

Germans have a knack for stringing lots of words together to create new words. From Mundschutzmode to Coronamutationsgebiet, the pandemic has spawned a plethora of them.

A 1950 law allows the government to award contracts that take priority over all others for national defense. During the pandemic, the law has been used to defend the country against the coronavirus.

For four months last year, Dr. Angela Chen only saw her child through a window. A year into the global pandemic, the view is a different, but it's impossible to forget the memories of last spring.

Scientists are spotting new coronavirus variants almost on a daily basis. So far public health experts are still most worried about three important ones.