Sleep Deprivation Undermines Exercise Benefits for Brain Health

A new study suggests that getting sufficient sleep is crucial for reaping the cognitive benefits of exercise. Researchers found that individuals who engaged in high-intensity physical activity but slept less than six hours a night experienced faster cognitive decline compared to short sleepers who exercised infrequently. The study highlights the importance of considering sleep and physical activity together when it comes to cognitive health, emphasizing that both factors may combine in complex ways to influence cognitive trajectories as individuals age.