After six months of marathon training, running novices reversed the aging of major blood vessels; in another study, heart failure patients that walked fast were less likely to have cognitive impairment.

Replacing a half hour of sitting or lying around with brisk walking and other moderate physical activities reduces the risk of dying over 14 years by 45 percent.

Elderly Japanese women who danced for exercise were 73 percent less likely to be impaired eight years later doing “activities of daily living” such as walking, cooking, dressing and bathing.

Mothers-to-be that practiced yoga had fewer C-sections, fewer low-weight newborns, and milder and briefer labor pains.

Aerobic activities improve the executive thinking skills of both young and old people, report Columbia University researchers.

Exercising 30 to 60 minutes three times a week improved healthy gut microbes in people even without dietary changes.

A twice-weekly yoga class lowered symptoms of depression in participants within eight weeks.

Walking, dancing, gardening and other physical activities significantly improve brain volume and lower the risk of Alzheimer’s disease.

Exercise such as brisk walking or jogging for 45 minutes protects not just the heart but the brain from age-related decline.

Weekly lessons in tai chi along with thrice-weekly home practice sessions significantly lowered depression in Boston Chinese-Americans.