Your lower back is more prone to chronic pain and discomfort than most other parts of your body. In fact, low back pain affects around 80 percent of people at some point in their life.
Swayback posture is a particular type of poor posture that often leads to lower back pain. People who exhibit swayback posture have exaggerated curves in their spine, forward-tilting hips, and the appearance of leaning back when standing.