ComScore

Exercise and the Brain: Here's Exactly How Much Exercise You Need For A Sharper Mind

woman running outside

It goes without saying that most of us work out for our waistline, but there’s an added benefit to hitting the treadmill a few times a week: Improved cognitive performance. Huzzah! There is a clear relationship between exercise and the brain.

But exactly how much fitness do you need to reap the rewards of a sharper brain? According to a recent study published in the Journal of Neurology and Clinical Practice, it’s not actually a ton.

Researchers found that low-intensity exercise for a cumulative total of 52 hours over the course of six months—about two hours a week—is enough to see serious brain benefits, including global cognition, processing speed and attention span and executive function (a set of mental skills that helps you get things done).

BRB, renewing that gym membership.


rachel bowie christine han photography 100

Senior Director, Special Projects and Royals

  • Writes and produces family, fashion, wellness, relationships, money and royals content
  • Podcast co-host and published author with a book about the British Royal Family
  • Studied sociology at Wheaton College and received a masters degree in journalism from Emerson College