Heavy Backpacks May Damage Nerves, Muscles and Skeleton, Study Suggests

http://www.sciencedaily.com/releases/2013/02/130221141604.htm

sciencedaily.com | Feb 21st 2013

Trudging from place to place with heavy weights on our backs is an everyday reality, from schoolchildren toting textbooks in backpacks to firefighters and soldiers carrying occupational gear. Muscle and skeletal damage are very real concerns. Now Tel Aviv University researchers say that nerve damage, specifically to the nerves that travel through the neck and shoulders to animate our hands and fingers, is also a serious risk.

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