RBC

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Red blood cells carry oxygen from your lungs to the rest of your body. Abnormal red blood cell levels might be a sign of anemia, dehydration (too little fluid in the body), bleeding, or another disorder.

Normal Range (Varries with altitude):

  Male: 4.32-5.72 trillion cells/L*
(4.32-5.72 million cells/mcL**)
Female: 3.90-5.03 trillion cells/L
(3.90-5.03 million cells/mcL)