What is fibromyalgia? what are the symptoms

Fibromyalgia: Fibromyalgia is literally "muscle pain", and can be debilitating, causing tiredness and lack of energy. The cause is related to constant stress, and poorly understood as to treatment and causation.

Chronic pain: It’s a chronic pain syndrome that causes pain all over body, and is often accompanied by sleep problems, fatigue, and emotional and mental distress. People with the syndrome are more sensitive to pain. Symptoms include ones mentioned above (pain plus): depression, anxiety, problems with concentration, headaches, tingling or numbness in hands and feet, pain in jaw, and digestive problems.