Fit to Be You: Heart-Lungs (film) Educational film; released in September 1980. Shows the function of the heart and lungs, and how they perform more effectively if one follows planned, continuous exercise programs.
Fit to Be You: Heart-Lungs (film) Educational film; released in September 1980. Shows the function of the heart and lungs, and how they perform more effectively if one follows planned, continuous exercise programs.