exercise : exercise increases the amount of grey matter in the brain . It makes areas of the brain that support exercise and co - ordination bigger . In the long term this helps reduce the risk of falling or becoming immobile . Previous studies show exercise can stave off Alzheimer 's and fatigue .
Study : Exercising increases the amount of grey matter in the brain . It makes areas of the brain that control balance and co-ordination bigger . In the long term this could reduce the risk of falling or becoming immobile . Previous studies show exercise can stave off Alzheimer 's and diabetes .