Aldring

A large study of nearly 2 million older adults has found that cerebral amyloid angiopathy, a condition where amyloid proteins build up in brain blood vessels, sharply increases the risk of dementia. Within five years of diagnosis, people with this disorder were four times more likely to develop dementia than those without it, even absent a history of stroke. The findings, drawn from Medicare records, underscore the need for early cognitive screening in affected individuals.

1. februar 2026 Rapporteret af AI

In Hiroshima Prefecture, 81-year-old farmer Takeyuki Satokawa and his wife Masako, 77, ceased rice farming on their family paddies in 2024 due to advancing age and escalating costs. This past autumn marked their first time purchasing rice from another grower. A member of an agricultural cooperative noted that while training successors is crucial, many farmers have been too preoccupied with mere survival to do so.

A new study finds that people over 80 who maintain sharp mental abilities, known as super agers, carry fewer copies of the main Alzheimer's risk gene and more of a protective variant. This genetic profile sets them apart even from other healthy seniors in the same age group. The research, led by Vanderbilt University Medical Center, highlights potential resilience factors against dementia.

21. januar 2026 Rapporteret af AI Faktatjekket

Stanford Medicine researchers report that blocking the enzyme 15-PGDH reversed age-related cartilage loss in older mice and reduced osteoarthritis-like damage after ACL-like knee injuries. In lab experiments, cartilage taken from knee replacement surgeries also showed early signs of regeneration after exposure to the inhibitor, findings published in *Science*.

An international meta-analysis with nearly 24,000 elderly reveals that emotional support reduces depressive symptoms in old age more than practical daily help. The research, published in the American Journal of Epidemiology, analyzed data from 11 studies in various countries, including Brazil. Experts emphasize the importance of affective bonds for elderly mental health.

10. januar 2026 Rapporteret af AI

Jo ældre befolkningen bliver, desto flere rammes af hukommelsessygdomme som Alzheimers. Forskningen inden for området skrider dog langsomt frem, og kun omkring halvdelen af de ramte modtager den tilgængelige behandling.