Why is exercise important, according to the science? - Livescience.com

We all know engaging in physical activity can do us the world of good, but why is exercise important? We asked an expert to find out more

Why is exercise important? On the face of it, this may seem like a fairly simple question – schooling systems across the world tell us exercise is a great way to stay fit and healthy. But what are th… [+8792 chars]

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