During the 2007 NFL Season, Pittsburgh Steelers safety Ryan Clark became ill during a game against the Denver Broncos in Mile High Stadium. He was rushed to the hospital and stabilized before returning to Pittsburgh. Once home, his spleen and gall bladder were removed in separate operations. What was the cause of this professional athlete's extremely serious condition? Sickle … [Read more...] about POU Weekly Health Thread: Sickle Cell Anemia and Us