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How do doctors know if someone is losing too much blood?
1 doctor weighed in

Dr. John Washburn
Family Medicine
In brief: Vital signs
When blood loss becomes significant the heart has to pump more to deliver oxygen to the body (less blood to carry oxygen means heart has to work more to continue delivering oxygen).
This is seen with a higher pulse and changes in blood pressure.

In brief: Vital signs
When blood loss becomes significant the heart has to pump more to deliver oxygen to the body (less blood to carry oxygen means heart has to work more to continue delivering oxygen).
This is seen with a higher pulse and changes in blood pressure.
Dr. John Washburn
Dr. John Washburn
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