Don't forget to floss: the science behind dementia and the four things you should do to prevent it

A picture is emerging of a healthy lifestyle which is key to the condition's prevention - exercise, being sociable, and looking after your ears The idea was simple. Recruit hundreds of people in their 80s and 90s, equip them with fitness trackers, and monitor their physical activity. Then, when the participants died, collect their brains and examine the tissue. Is there evidence, lurking in the tissue, that exercise benefits the brain? The results, from a 2022 collaboration between the Universit...