Muscle adaptive changes in post-polio subjects

19 post-polio subjects (9 men and 10 women) aged 41-65 years, who had polio at least 25 years earlier (14 with post-polio syndrome-like drop in function), and a reference group of 10 male subjects aged 42-51 years.

Reference group of 10 male subjects, age 42-51 years

Muscle strength of knee extension and muscle biopsy findings (morphometric, histopathological, and enzymatic analyses of the vastus lateralis)surrogate