#BackToSchool: All About Orthostatic Hypotension
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When a person stands up from sitting or lying down, the body must work to adjust to that change in position. It is especially important for the body to push blood upward and supply the brain with oxygen. If the body fails to do this adequately, blood pressure falls, and a person may feel lightheaded or even pass out.
Orthostatic hypotension is the term used to describe the fall in blood pressure when a person stands (orthostatic= upright posture of the body; hypo= less + tensi

Adequate blood supply to the body's organs depends upon three factors:

1. A heart strong enough to pump
2. Arteries and veins that are able to constrict or squeeze
3. Enough blood and fluid within the vessels.

When the body changes position, a variety of actions occur involving all parts of the cardiovascular system as well as the autonomic nervous system that helps regulate their function.

Let's know more about its symptoms, causes, diagnosis, and treatment.

Source:
https://www.medicinenet.com/orthostatic_hypotension/article.htm
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