Fibromyalgia is observed by certain signs and symptoms including deep muscle pain, morning stiffness, headaches, general body weakness, sleep problems, irritable bowel syndrome and tender points. To be sure whether an in... More » Health Conditions & Diseases

The most common symptom or early sign of fibromyalgia is chronic pain that extends throughout the body, according to WebMD. People with this condition suffer from fatigue and from tenderness in the joints, muscles, ligam... More »

Symptoms of postural orthostatic tachycardia syndrome include palpitations, lightheadedness and dizziness. Other symptoms are blurred vision, weakness, tremulousness and feelings of anxiety, according to These... More » Health Conditions & Diseases

People with fibromyalgia may experience chronic headaches, deep muscle pain, tender points on their bodies, and chronic neck or back pain, notes WebMD. The pain may manifest itself as trigger points that hurt and don't r... More » Health Conditions & Diseases

Other than severe pain, symptoms of fibromyalgia include moderate to severe fatigue, migraine headaches, morning stiffness, insomnia and constipation, according to WebMD. The intensity of the symptoms depends on the time... More » Health Conditions & Diseases

A person with a concussion may experience certain symptoms including passing out, confusion, headache, dizziness, general body weakness, slurred speech and nausea. The signs and symptoms may vary from one individual to a... More » Health Conditions & Diseases

Because pain in certain areas of the body is one sign of fibromyalgia, doctors may press on tender points to help them diagnose or assess this medical condition, relates WebMD. There are 18 tender points in the body link... More » Health Conditions & Diseases