Oct10th 2026Morning Back Stiffness That Eases as You Move: The Early Signs of Ankylosing Spondylitis
Waking up with a stiff back is something many people dismiss as part of getting older or as the result of sleeping in an awkward position. But if you experience morning back stiffness that improves with movement, your body may be trying to tell you something more. While muscle soreness often improves with rest, certain
