How Heavy Backpacks Injure Schoolchildren's Backs. Expert Opinion
Parents are starting to worry about the transition to 12-year education: many children cannot cope with the load and carry heavy backpacks. Information on how much a primary school student's backpack weighs is available at the link. For example, the weight of textbooks and notebooks for three subjects for a second grader (mathematics, Russian language, "Me and the World") is 3 kilograms, which negatively affects children's health. How does carrying heavy backpacks impact