10/10/2012 03:33 pm ET Updated Dec 06, 2017

WATCH: The Surprising Thing About Health And Fitness Bars, From Terri Walsh

When celebrity fitness trainer and lifestyle expert Terri Walsh recently joined me on Mondays with Marlo, I just had to ask her the truth about when you should and shouldn't eat power and energy bars. According to Terri, energy bars shouldn't be eaten before or after a workout, as some people have come to believe. Instead, Terri says you should always try to eat fresh food, and use an energy bar as your last resort.

For more tips on getting fit and staying in shape, see Terri Walsh's tips for fitness and beauty:

Terri Walsh's Tips For Fitness and Beauty

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