Medicine - Health
What heavy books will harm children?
Studies have shown that children who wear or wear anything and weigh more than 15% of their body weight are harmful. However, in practice, many children in the age of sc…
Book Bags
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Articles about Book Bags
3 published items.
Medicine - Health
Heavy books make your back hurt
A study in Spain showed that the bags and pairs that students use may increase their risk of back pain.
Science invention
Book bags are also life buoys
The pair is made of a lightweight material, which helps to lift the user, acting as a life buoy when falling into the water.