Why do I always feel very faint and nauseous every time I stand up?

Question: Why do I always feel very faint and nauseous every time I stand up?
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  faint
  
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Asked by LilsandTats to ☣ Danna on 14 Jun 2016.
- Danna Gifford answered on 14 Jun 2016:
  
  Ant41, sorry I have no idea. I’m not a medical doctor. It would be best to talk to your parents or your doctor directly for this one.

Franci1022 commented on 15 Jun 2016:

It’s because a lot of your blood leaves your brain and goes downward towards your feet

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Ben Mars commented on 15 Jun 2016:

It’s because you might have low blood pressure

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Question: Why do I always feel very faint and nauseous every time I stand up?