English example sentences with "brainpower"

We spend virtually no concerted time or effort honing our intellectual fitness. Yet the study suggests that daily mental drills will have a lot more impact on our longevity and wellbeing than abdominal crunches and boring hours on the treadmill. The brainpower exercises we complete today can improve our mental agility as far as five years into the future. No workout at the gym can match that.
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