The load carried by these sixth-graders was equivalent to a 176-pound man hauling around a 39-pound backpack each day.
而这些六年级学生所扛的书包重量,相当于一个176磅(合80公斤)的男性每天扛着39磅(合17.8公斤)的背包四处走。
But even in this digital era, when at least some schoolwork can be done online, there has been no apparent decrease in the burdens we ask the younger generation to tote around all day.
可是就算身处这个数字时代,当至少部分作业可以在线完成时,我们让孩子们每天背负的书包重量却并没有显著的减轻。
Pack Animals
小小蜗牛背着壳
In the newest study, published in March in the Archives of Disease in Childhood, researchers in Spain assessed the backpacks and back health of 1,403 pupils ages 12 to 17. More than 60 percent were carrying packs weighing more than 10 percent of their body weight, and nearly one in five had schoolbags that weighed more than 15 percent of their own weight.
在3月发表在《儿童疾病档案》(Archives of Disease in Childhood)最新研究中,西班牙的研究人员评估了1403名12-17岁儿童的书包重量和背部健康。超过60%的学生所背的书包重量超过其体重的10%,近五分之一书包重量超过体重的15%。
Not surprisingly, one in four students said they had suffered back pain for more than 15 days during the previous year; scoliosis — curvature of the spine — accounted for 70 percent of those with pain. The remaining 30 percent had either low back pain or contractures — continuous, involuntary muscle contractions. Girls faced a greater risk of back pain than boys, and their risk increased with age (and, presumably, years of lugging around their heavy packs).
【健康生活:书包太重,孩子身体遭殃】相关文章:
最新
2020-09-15
2020-09-15
2020-09-15
2020-09-15
2020-09-15
2020-09-15