Exercise leads to improved cognitive function in several ways. Regular physical activity increases blood flow to the brain, promoting the growth of new neurons and enhancing overall brain health. It also stimulates the release of neurotransmitters like dopamine and serotonin, which play crucial roles in mood and cognitive processes. Furthermore, exercise can improve memory, focus, and problem-solving skills by enhancing both mental acuity and reaction time. Overall, incorporating regular exercise into daily routines can dramatically boost mental performance and cognitive longevity.