Social isolation is a substantial risk factor for dementia, new research suggests. But tech could help older adults connect with others.

Even when people self-isolate in a room at home, the virus that causes COVID-19 makes it into other rooms, researchers report.

Higher levels of social isolation, but not loneliness, is associated with faster tooth loss in older adults in China, a new study shows.

Staying close to home reduces COVID-19 risk for older adults, but feelings of loneliness can set in. Neighbors, healthy habits, and technology can help.

Isolation and loneliness can have major physical and mental health consequences. New research shows socializing is critical to survival and longevity.

If you think social distancing is tough, imagine doing it in space. Veteran astronaut Michael E. Fossum offers some tips on coping with isolation.