<unk>  means "muscle pain" and is a symptom of many diseases and disorders. The most common cause for<unk>  is either overuse or over-stretching of a muscle or group of muscles.<unk>  without a traumatic history is often due to viral infections. Longer-term<unk> s may be indicative of a metabolic myopathy, some nutritional deficiencies or chronic fatigue syndrome.
Myalgia
Joint pain
Pain
Bone pain
Mastalgia
Erythema
Muscle spasm
Chest pain  