Feb. 6, 2025 — A new study explores the effects of both recent and lifetime cannabis use on brain function during cognitive tasks. The study, the largest of its ... A Molecule Is Shown to Produce ...

Earn 40 credits to qualify for Social Security; each $1,890 in 2026 counts as one credit. Claiming Social Security before full retirement age reduces benefit amounts. Survivor benefits are available ...

Chocolate or strawberry? Life or death? We make some choices quickly and automatically, relying on mental shortcuts our brains have developed over the years to guide us in the best course of action.

Sep. 21, 2025 — New studies reveal that lifestyle changes—such as exercise, healthy eating, and social engagement—can help slow or prevent cognitive decline. Experts say this low-cost, powerful ...