NASA is looking at a wearable robot as an exercise device for astronauts, but it could also help people walk back on Earth.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/wozm9SxfkOo" height="1" width="1"/>
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NASA is looking at a wearable robot as an exercise device for astronauts, but it could also help people walk back on Earth.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/wozm9SxfkOo" height="1" width="1"/>