what's this?//© MSN Health & Fitness

Featuring detailed instructions for more than 100 exercises and workouts, the Fit Zone interactive exercise library was designed by Martica Heaner, MA, M.Ed. for MSN and reviewed by Disa Hatfield, MA, of the Human Performance Laboratory at the University of Connecticut.

MSN Health & Fitness does not provide medical or any other health care advice, diagnosis or treatment.



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