A large study of over 130,000 people suggests that moderate daily caffeine intake—2–3 cups of coffee or 1–2 cups of tea—may protect cognitive function and reduce the risk of developing dementia later in life

A Harvard-led study published in Nature found unusually low lithium levels in Alzheimer’s patients and showed in mice that a specific lithium compound may even reverse memory loss, raising cautious hope for future therapies

Cases of dementia or Alzheimer’s are increasing by up to 200% in younger age groups, while decreasing among the elderly in developed countries