Glycogen storage disease is any one of several metabolic disorders[?] that result from enzyme defects that affect the processing of glycogen within muscles and other cell types.
There are eight diseases that are commonly considered to be glycogen storage diseases:
... 0.00% African American, 0.06% Native American, 0.58% Asian, 0.00% Pacific Islander, 0.26% from other races, and 0.97% from two or more races. 1.88% of the population ...