Quote:
Originally posted by RalleighOke
I heard a name this weekend from one of my cycling buddies but would rather not say as I can't back this up, if this is in fact true then it would be a shock to some.
But, his red blood cell levels were at 52 and the normal person is at 31 (I think).
Ricstern should know what that means.
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Obviously, i'm not commenting on any individual doping cases. however, haematocrit, which is what is being tested here has a range of 42 - 54 % (for men), with a mean value of 47 % (Astrand and Rodahl, 1986). Women have a lower haematocrit.
Haematocrit is the relative amount of corpuscles and plasma (solids and fluids in the blood).
The UCI, along with professional cyclists (i think) decided that an upper limit of 50% should be adhered too.
As you get fitter (increase in e.g., VO2 max) your haematocrit *lowers* as the plasma expands at a faster rate than the corpuscles. off the top of my head haematocrit is likely to be in the low 40's for people who are well trained.
Ric