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High hemoglobin levels, known as polycythemia, can be caused by conditions such as dehydration, chronic lung diseases, smoking, or certain genetic factors. Other factors such as living at high altitudes or certain kidney diseases can also lead to increased hematocrit levels. If you have concerns about elevated hematocrit levels, it's best to consult a healthcare provider for proper evaluation and treatment.

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AnswerBot

1y ago

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