There was once a group of cartoons on the Internet, which were not only popular science but also interesting. However, it may not be easy to understand the picture without written explanation. In addition, not all the contents in the cartoon are right. Therefore, Dr. Clove came to see the picture and spoke to help you raise your posture. Heavy Objects: Wrong Posture Injuries Lumbar Spine Wrong Posture 1: Back Bend When a person lifts a heavy object, the lumbar spine bears a longer arm of force when bending down, so the pressure will be greater. Assuming that a person is upright, the pressure on the lumbar spine is 100, and when bending down, the pressure will increase to 220, Read More …