(HealthDay News) -- Overloaded backpacks used by children have received a lot of attention from parents, doctors, school administrators and the media in recent years.
More than 21,000 backpack-related injuries are treated at hospital emergency rooms, doctors offices and clinics each year, with injuries ranging from contusions, to sprains and strains of the back and shoulder, and fractures.
Warning signs that a bag is too heavy include: change in posture when wearing the backpack; struggling when putting on or taking off the backpack; pain when wearing the backpack; tingling or numbness; and red marks.
The National Safety Council suggests your child wear both straps; wear the backpack over the strongest mid-back muscles; lighten the load; and use proper lifting techniques.
The Council also advises that you choose the following when buying a backpack: