Whether you’re ascending to high altitudes for casual travel or for adventure tourism, there are specific strategies to help you acclimate and reduce the likelihood of altitude sickness.

Setting specific, hard-to-reach goals seems to help people maintain motivation, while preventing them from feeling as drained by mental tasks.

Short, frequent walks throughout the day are key to helping prevent the harmful effects of a sedentary lifestyle.

The symptoms of B12 deficiency resemble a lot of other health problems, putting millions of Americans at risk of a misdiagnosis.

As COVID-19 survivors join the ranks of people with disabilities, they could have a long wait to get the support they need.

Drug manufacturers often shun the use of placebos in clinical trials. But research suggests that placebos could play an important role in the treatment of depression, pain and other maladies.

Researchers are piecing together clues to better understand the puzzling array of symptoms in those who never seem to fully recover from COVID-19.

The study found people bounce back from their mental sluggishness soon after emerging from isolation.

'Long COVID' – in which people have symptoms lasting more than a few weeks – is turning out to be very common. People hospitalized for COVID-19 are at highest risk, but they aren't alone.