New research reveals that air pollution, especially PM2.5, may contribute to cerebral atrophy but does not seem to impair cognitive function. Urbanization affects the strength of this link. Study: ...

A long-term brain imaging study in aging adults showed faster rates of atrophy in certain brain structures to be associated with the risk of developing mild cognitive impairment (MCI). While some ...

A study of 26,000 older adults finds that moderate cannabis use is associated with larger brain volumes and better memory, attention, and processing speed.

Researchers have uncovered novel insights into how brain function disruptions related to cerebrovascular disease (CeVD) interact with Alzheimer's disease (AD) pathology to impact neurodegeneration and ...

Maintaining friendships and other social connections may be vital for keeping your brain in shape as you age. A large new study suggests that older adults who are more isolated face a greater risk of ...

Older people who have little social contact with others may be more likely to have loss of overall brain volume, and in areas of the brain affected by dementia, than people with more frequent social ...

A growing body of research is challenging the long-held assumption that any cannabis use accelerates cognitive decline in older adults. Multiple studies drawing on tens of thousands of participants ...