A 24-hour fast followed by feeding rejuvenates the blood-forming stem cells in old mice, a finding that may lead to new ways to help people live healthier lives as they age.
Warning letters from Medicare sent to high prescribers reduced prescriptions of risky antipsychotics for elderly people with dementia without negatively affecting patient health.
People with a history of cognitively stimulating occupations during their 30s, 40s, 50s, and 60s had a lower risk of mild cognitive impairment and dementia after age 70.
Scientists at Columbia University Vagelos College of Physicians and Surgeons present the most definitive evidence to date that the human brain makes new neurons throughout life.
Despite widespread hearing loss among people in their 90s, only 59 percent of individuals in that age group use hearing aids, Columbia researchers found.
Older adults who used a hearing aid performed significantly better on cognitive tests than those who did not use a hearing aid, despite having poorer hearing.