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.

Experiencing dizziness upon standing, known as orthostatic hypotension, signals a temporary blood pressure drop. This occurs when the body struggles to redirect blood flow upwards. While often brief, ...

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?

A new study from Kennedy Krieger Institute shows that the majority of children diagnosed with long COVID are likely to experience orthostatic intolerance (OI), a condition that causes the body to ...