Reactivating an enzyme that promotes DNA repair can help to reverse age-related cognitive decline in mice.

Study shows no effect from program intended to reduce repeated hospitalizations by targeting high-cost patients.

Study suggests that stimulating stem cells may protect the gastrointestinal tract from age-related disease.

The need to produce just the right amount of protein is behind the striking uniformity of sizes.

MIT AgeLab researchers find that an exercise program for older adults has unexpected social and health benefits.