Gym Promises Hundreds Of Burned Calories In One Hour

Gym Promises Hundreds Of Burned Calories In One Hour

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FOX 29's Jenn Frederick is always on the hunt for the latest and greatest workout class or trend.

On Monday morning, our fearless reporter traveled to a gym in Exton, Pa., looking for a fight.

She got one, at the brand new LA Boxing Gym.

The trainers are super fierce, former mixed martial arts champs. 

The workout is no joke. You will punch, jab, kick and sweat - A LOT!     

And here is the kicker: What if we told you this workout could burn 1,000 calories in one hour?

Take a look at Jenn in action!

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