Medically reviewed by Rafle Fernandez, MD Key Takeaways Avoid standing up too fast to prevent dizziness or fainting.Wear ...

That sudden wave of dizziness or lightheadedness after rising from a chair or bed is something almost everyone experiences at some point. For most, it lasts only a few seconds and resolves on its own.

In treating hypertension to blood pressure goal levels, undue orthostatic hypotension sometimes occurs. Is there an agent or class of antihypertensive agents more or less likely to cause this effect?

Circadian blood pressures and heart rates were different in patients with CSS compared with control subjects. Nocturnal blood pressures and heart rates were higher in patients and this pattern ...