Kids who carry backpacks oftentimes carry more than 20 pounds on their backs, sometimes for long periods at a time. These heavy backpacks are costing kids tremendously, since they’re causing an increased number of problems with back pain in kids. Sadly, back pain is only one of the issues caused by a heavy backpack. The medical experts weigh in on the topic and help you learn the ways that heavy backpacks are hurting your child.

Read more: Experts say heavy backpacks are a critical issue for children – ABC News