Well, here we are starting February, with the single most important day in sports upon us.
No, of course I don't mean a silly little thing like Super Bowl Sunday. But today, the first Wednesday of the second month, is by some sort of — what, pagan lunar calendar? –– officially decreed National Signing Day, when all over America, high school seniors can officially plight their troth to a college football program.
If you're a college athlete who's talented enough to play a Division I sport, the NCAA requires that you get a blood test to see if you have sickle cell trait.
People with sickle cell trait carry one copy of a gene that can lead to an abnormal type of hemoglobin, the oxygen-carrying molecule in red blood cells. (Two copies of the gene lead to sickle cell disease.)