Loneliness Is Bad for Your Brain

Feeling lonely is dangerous for your brain health, according to a new study presented at the Alzheimer’s Association International Conference this week. Lonely older adults are not only more likely to experience declines in mobility and physical limitations; they are also more likely to have memory problems and are at higher risk for dementia, says Nancy Donovan, geriatric psychiatrist with Brigham and Women’s Hospital in Boston. Donovan and her colleagues studied 8,300 men and women 65 and older and found that …

Calling All Cynics: Your Mistrust Is Bad for Your Brain

If you’re a cynic, you’ll probably disregard this, but researchers say that cynical mistrust will triple your risk of developing dementia. Scoff all you want, but researchers in Finland who tested 1,449 older adults (average age: 71) found that highly cynical people were three times more likely to develop dementia than those with a more trusting, optimistic personality, according to a study published today in the journal Neurology. In other words, “your personality may affect your brain health,” explained lead …