Nightly News   |  April 05, 2013

Walking may be just as effective as running

Researchers who compared tens of thousands of runners with tens of thousands of walkers found that those who expended the same amount of energy – regardless of whether they walked or ran – had the same positive benefits. NBC’s Brian Williams reports.

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This content comes from Closed Captioning that was broadcast along with this program.

>>> from the american heart association after a six-year study that shows walking for exercise can be just as good as running when it comes to dropping blood pressure, helping control cholesterol and prevent heart disease .