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A member asked:

How much blood can you lose before unconsciousness occurs?

A doctor has provided 1 answer

Greater than 2 liter: Also depends how quick is the blood loss. With slow blood loss body system can compensate for that so a person may not have any symptom even if hemoglobin is 8 or 9.

Dr Brown agreed

Answered 1/22/2019

5.8k views

Thank

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