Hearing and sight loss are tied to faster cognitive decline, so does addressing these issues slow down cognitive deterioration? New studies investigate.

Medical professionals often advise people with gastroesophageal reflux disease (GERD) to cut caffeine from the diet. However, little scientific evidence suggests that everyone with GERD should avoid caffeine. Learn more here.

The largest sleep study ever conducted concludes that both sleeping too little and too much negatively impacts cognitive ability, regardless of age.