Definition: The word "arthrodynia" refers to a condition where the heart muscle is unable to pump blood effectively due to disease or injury. The exact cause varies, but it could be related to an underlying cardiovascular disease likeε εΏη , arrhythmia (εΏε¨θΏι), or mitral valve prolapse. This can lead to symptoms such as shortness of breath, chest pain, and discomfort in the arms and neck. It's important for patients to consult a healthcare provider for proper diagnosis and treatment.