But experts say cognitive health is about much more than forgetting someone's name or where you put your phone. There are lots of things we can do to help our brains stay sharp — including learning new things, staying social, being physically active, sleeping well, and meditating. There are well-known links (new window) between cardiovascular health and brain health (new window), experts said. Your brain is an oxygen-hungry organ, said Dr. Dwivedi, and exercise increases both oxygen and blood flow to the brain. Fin du widget Widget.
