Faints and spells.
D003937:Diagnosis, Differential; D004827:Epilepsy / Q000175:diagnosis* / Q000628:therapy; D006801:Humans; D006985:Hyperventilation / Q000150:complications; D007022:Hypotension / Q000150:complications; D007046:Hysteria / Q000175:diagnosis* / Q000628:therapy; D011187:Posture; D012119:Respiration; D013575:Syncope / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D014636:Valsalva Maneuver / Q000009:adverse effects