Is haematocrit affected by exercise levels or is it largely genetic/environmental?
I know it's affected by altitude and dehydration, but if an average non-slob member of the public was put on an aerobic training program for a year, would his HCT increase?
I know it's affected by altitude and dehydration, but if an average non-slob member of the public was put on an aerobic training program for a year, would his HCT increase?