This is consistent with reports associating regular exercise with reduced
incidence of dementia3 and several cancer types.26 - 28 Potential reasons for improved functional status and survival among regular exercisers may include increased cardiovascular fitness and improved aerobic capacity and organ reserve,29 - 31 increases in skeletal mass and metabolic adaptations
of muscle with decreased frailty,29 - 31 lower levels
of circulating
inflammatory markers, 32 improved response to vaccinations, 33 and improved higher - order cognitive functions.34