If the shape of the load is such that it must be brought out in front of the knees,lifting with the legs decreases the compression force on the lower back.

Question

Quizplus · Accepted Answer

Lifting with the legs while the load is in front of the knees can actually increase the compression force on the lower back because it places the weight further away from the body's center of gravity, leading to greater strain on the lower back.

If the Shape of the Load Is Such That It