Older adults who spend a lot of time engaging in sedentary behavior like sitting around watching TV may have a higher risk of dementia.

Despite decades of starts and stops, new treatments and key genetic discoveries are giving researchers great hope for slowing or eventually preventing Alzheimer’s disese.

A protein in spinal fluid in healthy adults predicted later onset of mild cognitive impairment and dementia years before symptoms.

Wildfires and agriculture and farming emissions may be the top sources of air pollution linked to increased risk of dementia, research finds.

Black Americans are less likely to receive special care for Alzheimer's, despite being twice as likely to develop dementia as white people.

When a fragrance wafted through the bedrooms of older adults for two hours every night for six months, memory skyrocketed, researchers say.

Most older adults see the benefits of Alzheimer's screening, but only one in five have been tested in the past year, according to a new poll.

People with dementia end up in hospital ERs 1.4 million times a year. Better caregiver support could prevent future crises.

In one South Texas county, the majority of older adults with cognitive impairment are still driving, a study finds.