Your brain will work better if you take regular exercise, according to a study.
mentally quick and intelligent
keep (something) at bay
prevent (something) from happening
limited periods of time spent doing an activity
A study says moderate exercise several times a week is the best way for the over 50s to keep their brains in good working order.
Australian researchers say combining aerobic activities, such as swimming, cycling or jogging, with muscle-strengthening exercises is most effective.
They support the idea that taking up exercise at any age is worthwhile.
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