The primary symptoms of axial spondyloarthritis (axSpA), a chronic inflammatory disease, include back pain, fatigue, joint pain, heel pain, sleep problems, and abdominal pain. Symptoms vary from ...

As the heart muscle contracts, it propels the blood out into the vascular system. The heart’s chambers and valves are arranged to direct the flow of the blood as the heart beats. The heart has two ...

Axial spondyloarthritis is a chronic rheumatological disease that primarily affects the sacroiliac joints and the spine, but often also involves the peripheral skeleton and other organs. The disease ...