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Give A Little, Win A Little: How Exercise Adds Years To Your Life11:03
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A woman jogs along a partially-frozen Charles River in Boston. (AP Photo/Michael Dwyer)
A woman jogs along a partially-frozen Charles River in Boston. (AP Photo/Michael Dwyer)

Let's be honest: For many people, after a long day at work or maybe at home taking care of the kids (which is real work) mustering the time, energy and motivation to exercise can be a real challenge.

Even though we know that exercising is good for us and makes us feel better, it's tough. But what if if you knew it could also lengthen your life?  What if you knew that for every hour you exercised, you'd earn seven minutes of extra life in return? That's the subject of a new study from the National Institutes of Health. We take a closer look.

Guests

Carey Goldberg, co-host, WBUR's Commonhealth blog

Steven C. Moore, Division of Cancer Epidemiology and Genetics at the National Cancer Institute.

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Commonhealth: Every Minute of Exercise Could Lengthen Your Life Seven Minutes

This segment aired on March 19, 2013.

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