- "Excessive" TV viewers were 1.5 more likely to perform worse on cognitive tests at midlife (ages 43-55, at the end of the study period) than participants who watched less television.
- That three percent who exercised little AND watched lots of TV were two times more likely to perform poorly on cognitive tests at midlife than were those who exercised properly and watched little TV.
First, loneliness is a form of suffering in older people that is prevalent but undetected and untreated in medical practice. Second, loneliness has consequences. Our work shows that loneliness, like depression, is associated with accelerated cognitive decline in older Americans. This finding is important because it opens up new approaches for preventing and treating Alzheimer’s disease (AD).