Poor or bad posture is one of the most common causes of back pain. Other reasons leading to back pain could be an injury, disc problem, etc.
5 Reasons Poor Posture May Be Causing Your Pain
Is Poor Posture Causing Your Back Pain?
How Does Posture Affect Your Back?
Chronic Back Pain? Try Fixing These Bad Posture Mistakes
Is Poor Posture Causing Your Back Pain?
Common Posture Mistakes That Can Lead To Back Pain - Spinal Backrack
How Bad Posture Can Cause Back Pain
How Does Posture Affect Your Back?
How poor posture causes back pain, and how to prevent it?
Proper Posture for Back Pain Relief, SpineOne
Is Poor Posture Causing Your Back Pain?