An Overview of Shoulder Blade Pain
Shoulder blade pain doesn't always have an obvious cause. It can be a symptom of something serious like a heart attack or lung cancer. Or maybe you slept on it wrong or have poor posture at the computer.
What to know about tendinitis
Tendinitis - also known as tendonitis - is the inflammation of a tendon. It usually happens when a person overuses or injures a tendon during physical activity.