Lightheadedness is a common and typically unpleasant sensation of dizziness and/or a feeling that one may faint. The sensation of lightheadedness can be short-lived, prolonged, or, rarely, recurring. In addition to dizziness, the individual may feel as though his or her head is weightless. The individual may also feel as though the room is what causes the "spinning" or moving associated with lightheadedness. Most causes of lightheadedness are not serious and either cure ... more on Wikipedia

Symptoms of Folic Acid Deficiency Anemia Symptoms of Gastric Dumping Syndrome Symptoms of Diabetes Insipidus Symptoms of Vitamin B12 Deficiency Anemia