"More hemic" refers to an increase in the concentration of hemoglobin in the blood. There are several synonyms for this phrase, including a rise in hemoglobin levels, an increase in red blood cell count, and an elevation in hematocrit. These terms all refer to the same medical condition, which can be caused by a variety of factors such as dehydration, high-altitude exposure, and certain medical conditions such as polycythemia vera. Monitoring hemoglobin levels is important for individuals with certain health conditions, and doctors often recommend routine blood tests to keep an eye on these levels.