What if your back feels stiff when you wake up in the morning? Ankylosing spondylitis should be suspected…
It is different from normal back pain. After waking up in the morning, lower back stiffness continues for more than 30 minutes, and the pain disappears only when moving. It is most common in young men in their late teens and early 20s. Starting at the hips and working its way up to the waist, … Read more