Physical exercise may be better than mental exercise in stopping memory loss

Moderate exercise in your late 70s, even non-strenuous exercise such as walking several times a week, may stop your brain from shrinking and showing signs of ageing linked to dementia.

Brain scans of 638 people past retirement age showed those who were more physically active had less brain shrinkage over a three-year period.

Interestingly, the study found no real brain-size benefit from doing mentally challenging activities, such as playing chess, reading, or other pastimes such as socializing with family and friends.

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