Low volume: You proba ly have low blood pressure. When you stand up, gravity pulls your blood down & if you do not have enough volume circulating, one trends to get dizzy and or get headaches. Visit your doctor for a thorough evaluation which includes vitals check. Including orthostatics (measuring blood pressure laying flat, sitting,standing). Starvation can cause that as well. See your doc now.
Answered 3/15/2015
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A doctor has provided 1 answer
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