Tag: Arm heaviness

According to the Cleveland Clinic, a heavy or weak feeling in the arm is a key symptom of Thoracic Outlet Syndrome, a condition involving nerve or blood vessel compression. Understanding **what causes a heavy feeling in your arms** is vital, as it could indicate various underlying issues, both minor and serious.

According to the American Heart Association, pain radiating to the arm is a key symptom of a heart attack, though it's not the only cause of a heavy feeling. Understanding **what causes heaviness in the arm** is crucial for distinguishing between minor issues and serious medical concerns.