Comment by nfw2
To a degree. I was tiny in school, always smallest kid in my grade, and lugging 30 pounds of books around every day means I now have scoliosis.
To a degree. I was tiny in school, always smallest kid in my grade, and lugging 30 pounds of books around every day means I now have scoliosis.
>and lugging 30 pounds of books around every day means I now have scoliosis.
Doctors claim that heavy backpacks don't cause scoliosis, but can make the associated back pain worse.