Strength training boosts brain function and improves memory; just 20 minutes of strength training was found to enhance long-term memory by about 10 percent

A study involving sets of twins found leg strength was a better predictor of brain health than any other lifestyle factor. The twin with more leg strength maintained her mental abilities better than the twin with weaker legs

Daily walking has been found to trigger an antiaging process, and recent research suggests it may add anywhere from three to seven years to your lifespan