Sentence examples for weight of the backpack from inspiring English sources
The posture of the spine changes when the weight of the backpack increases.
"My older daughter actually had to have physical therapy for back pain, and I think it's clearly related to the weight of the backpack," said Dr. Elizabeth Baker, a psychotherapist whose two daughters attend the Brearley School in Manhattan.
This is probably one of the reasons why many parents who consult believe that there is a relationship between the weight of the backpack and scoliosis or kyphosis, observed in many of their children.
The sense of history and generational burden is so strong that Miles's daughter, Tick, is first seen literally struggling under the weight of the backpack that she carries, in another of Mr. Russo's typical combinations of the serious and the nonchalant.
It is proven that adolescents who suffer from back pain will probably have chronic back pain as adults, but there is not evidence to our knowledge demonstrating a relationship between the development of spinal deviation and the weight of the backpack.
The weight of the backpack is also high for even distribution around the body.
Different habituation phases have been reported in similar studies, which is likely due to differences in the weight of the backpacks applied to the birds.
The weight of the backpacks without content (which would have indicated the actual weight of the school books and notebooks) was not examined, as the weight was checked only once.
Several recent papers have drawn attention to the role of the weight of the school backpack in children, particularly when its weight exceeds 20% of the child's body weight.
The observed reduction and shortening of the lumbar spine as the weight of the carried backpack increases may indicate a primary cause of subsequent future overloading and degenerative changes in the spine.
The habitual posture during rest and learning should be controlled, and the weight of the school backpacks should also be checked by parents and representatives of the educational institutions.
