A 97-year-old man became dizzy and fell onto the floor. You…
A 97-year-old man became dizzy and fell onto the floor. You find him sitting on the floor with his wife next to him. His wife states that he did not lose consciousness and that this has happened several times over the past two days; but has never happened before that. Currently, the patient is alert and oriented and complaining of dizziness and a headache. He has a history of coronary artery disease, emphysema, and hypertension, and states that he saw his doctor two days ago. Which one of the following questions would be MOST helpful in identifying the cause of this patient’s signs and symptoms?