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Is exercise really good for the brain? Here's what the science says

By Matthieu P. Boisgontier, Associate Professor, Faculty of Health Sciences, L’Université d’Ottawa/University of Ottawa
Boris Cheval, Senior Researcher, Swiss Center for Affective Sciences, Université de Genève

One genetic study of over a quarter million people highlights the cognitive benefits of exercise, while another, based on 30 years of scientific literature, says the opposite. Who’s right and who’s wrong?

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