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What are things that cause poor blood flow when giving blood?
1 doctor weighed in

Dr. Mark Rasak
Internal Medicine - Cardiology
In brief: A few
Sometimes being cold or dehydrated can do this.

In brief: A few
Sometimes being cold or dehydrated can do this.
Dr. Mark Rasak
Dr. Mark Rasak
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Dr. Umesh Patel
Board Certified, Internal Medicine
38 years in practice
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