Neck pain can have causes that aren't due to underlying disease. Examples include prolonged straining (looking up or down), sleeping in an uncomfortable position, stress, chiropractic manipulation or wearing heavy necklaces.
Fibromyalgia is often accompanied by fatigue and altered sleep, memory and mood. Widespread muscle pain and tenderness are the most common symptoms.
Cramps and pelvic pain with menstruation, with common causes such as heavy flow, passing clots, uterine fibroids or endometriosis.