By bending over and curving your spine to grab something off the floor, you are putting the entire weight of your upper body on just a few vertebrae in the lower back.
By Wina Sturgeon, Adventure Sports Weekly, St. Louis Post-Dispatch: Living
Fri, 05/25/2018 - 9:00am
By bending over and curving your spine to grab something off the floor, you are putting the entire weight of your upper body on just a few vertebrae in the lower back.