A member asked:

Whenever i stand up i get tunnel vision and a headache. what could it be?

A doctor has provided 1 answer
Dr. Steven Bender answered

Specializes in Dentistry

Several things: You may have what is known as postural hypotension. In other words, you have low blood pressure that gets even lower when you stand up. Also, some people have low intracranial pressure that will cause headaches when they stand upright after laying down.

Answered 10/3/2016

5.5k views

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