* migraine attack or headache * excess estradiol and/or estrone * vitamin D deficiency * osteoporosis * emotional response, due to fear, embarrassment, grief * anorexia *<unk> , due to blood loss, poor nutrition, or underlying disease such as sickle cell<unk>  * shock, a medical emergency caused by illness or injury * acute compartment syndrome * frostbite * common cold * cancer * hypoglycaemia *bradycardia * leukemia * panic attack * medications * ketorolac *amphetamines *ethanol *cannabis * lead poisoning * motion sickness * heart disease * Peripheral vascular disease * hypothyroidism * hypopituitarism * scurvy * tuberculosis * sleep deprivation * pheochromocytoma * squeamishness * visceral larva migrans * Orthostatic hypotension * methyldopa * loss of appetite * Space adaptation syndrome * fibromyalgia *<unk>  deficiency * Vitamin B12 deficiency * Buerger's disease *Hypovolemia
symptom of Iron-deficiency anemia
symptom of Vitamin B12 deficiency anemia
symptoms of Peptic ulcer disease
symptom of Peptic ulcer disease
symptom of Coronary artery disease
symptom of Cardiovascular disease
symptom of Leukemia
symptom of Gastroenteritis