Days after a judge knocked down mask mandates on planes, a new poll shows that 56% of Americans actually support the requirements.

New research shows that heart rate data from wearable devices can track COVID symptoms, even showing how sick people will become.

The pneumonia some COVID-19 patients develop could set them up for a higher risk of dementia, particularly for older patients, researchers report.

Learning to read in an online setting may seem a tall order, but a new virtual reading camp for preschoolers launched during the pandemic shows it can work.

After COVID-19 infection, five days of isolation appears to be enough for young, healthy, vaccinated people, a study of college students indicates.

Alcohol-related deaths spiked in the first year of the COVID pandemic. An expert explains why and what to do if you're concerned about your own habits.

Cities where more people used public transportation had a higher per capital incidence of COVID-19 at the beginning of the pandemic, a new study shows.

Inflammation, rather than the virus that provokes it, may be key to loss of smell among COVID-19 patients.

People with IBD who take drugs that suppress their immune system will gain protection from COVID-19 vaccines, research finds.

"Moral injuries can happen when health care workers’ values and beliefs conflict with their actions or the ways they witness others acting."