Mind-Body-Spirit News:
Walking approximately 6–9 miles a week is associated with increased gray matter in the brains of older adults. “Just by walking regularly, and so maintaining a little bit of moderate physical activity, you can reduce your likelihood of developing Alzheimer’s disease and [can] spare brain tissue,” Kirk I. Erickson, lead study author and assistant professor of psychology at University of Pittsburgh in Pennsylvania. The study participants were subjects in the Pittsburgh site of the larger Cardiovascular Health Cognition Study, a longitudinal study conducted over a 13-year period.