Is a high red blood cell dangerous?

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related to an answer for: Red Blood Cell (RBC) Count - Normal Range

1 Answer

These messages are for mutual support and information sharing only. Always consult your doctor before trying anything you read here.
There are a few causes to high red blood cells, some are harmless, like dehydration, some can be fatal, like bone marrow disease, heart failure. If you have high red blood cell, it's important to further test and find out the cause. The treatment is to the underlying disease.