Polio is a disease of paradoxes, the major one being that although the threat of the dreaded disease'' ended with the Salk vaccine in 1954, many polio survivors are now experiencing the onset of Post-Polio Syndrome'' (PPS), new but related symptoms which may include chronic fatigue, muscle weakness, intolerance to cold, and more.
Warner Books The polio paradox: understanding and treating post-polio syndrome and chronic fatigue, paperback/richard l. bruno
