Taking exercise can keep you healthy and make you stronger.
锻炼能让你更健康，强壮。
Just as you might have a healthy snack to stop yourself getting hungry, exercise snacks can keep energy levels high.
就像一顿健康的快餐可以阻挡饥饿一样，这种快餐式的锻炼也能保持人体很高的能量。
You can probably do nothing better to keep your brain mentally healthy than to engage in some sort of regular exercise.
可能没有比做些定期的锻炼更有利于保持你大脑健康的了。
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