Dec. 3, 1999
RCRA In Focus, Printing - 1 views
Computer Vision Syndrome by the AOA - 4 views
Kindle Store - 3 views
Computer vision syndrome - 6 views
School Kids Carrying the Weight of the World on Their Shoulders - 5 views
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nearly 35% of Italian schoolchildren carry more than 30% of their body weight at least once a week, which exceeds the limits proposed for adults
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The average load carried by the students in their backpacks weighed more than 20 pounds, with the maximum load tipping the scales at 36 pounds. The researchers found, on average, the backpacks accounted for 22% of the kids' bodyweight, and often it was far higher.
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