Your brain will work better if you take regular exercise, according to a study.

Vocabulary:

sharp
mentally quick and intelligent

keep (something) at bay
prevent (something) from happening

stints
limited periods of time spent doing an activity

The story:
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.

Neil and Catherine teach you how to use the language the world's media is using to discuss this story.

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