院,不知道是 would need to check the blood pressure when the patient is feeling dizzy after meals, to see if it's post-prandial hypotension causing the dizziness, the mechanism of post-prandial hypotension is not very well understood, theory is that after a meal, there is pooling of blood in splanic circulation, sometimes patient might not have adequate sympathetic compensation so the cardiac output decreased and peripheral resistance goes up, and blood pressure would drop, other thoeries include ins