A Pre-Workout Warm Up and Stretch are Key to a Killer Workout; Lu Parker Stretches the Strategy for Health Smart

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Want to add a little extra "umph" to your workout? Experts say a pre-workout warm up and stretch can help to reach your fitness goals by readying your muscles for the work ahead.

Lu Parker reports for KTLA News at 11 on Aug. 20, 2014.

For more tips on stretching visit Dr. Mandelbaum's website.