In fact, the human back operates on a 10:1 ratio. Bending over to lift a ten pound object actually puts 100 pounds of pressure on your lower back.
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Actually,
no. With the fulcrum shifted away from the object, it takes more
force to lift the object.
In fact, the human back operates on a 10:1 ratio. Bending over to lift a ten pound object actually puts 100 pounds of pressure on your lower back. |