The part of a quadruped below the hip, distributed on both sides of the spine, between the hip bone and the false rib. Some objects correspond to or look like the waist of a person; The middle part of an object, especially the part narrower or thinner than the ends. Some objects correspond to or look like the waist of a person; The middle part of an object, especially the part narrower or thinner than the ends.
When squatting too hard or using incorrect squatting posture, it is easy to strain the waist. The correct squat posture is that when squatting, the legs work together to support the body, and the head, chest and knees are at an angle. The posture of squatting is most beneficial to the health of the waist. Right foot in front, left foot in back, legs close to the ground, right foot on the ground, calf perpendicular to the ground, left heel lifted, sole on the ground.
Common incorrect standing postures mainly include chest bending and shoulder drooping, which easily oppresses the spine and peripheral nerves and affects cardiopulmonary function. After a long time, it will also lead to cervical and lumbar diseases such as cervical hyperosteogeny and intervertebral disc degeneration. Therefore, keep your waist straight when standing. From the side, the ears, shoulders, hips, knees and ankles should be in the same line, and the pelvis should lean forward slightly.