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Exercise Overload: Are We Pushing Ourselves Too Far?

Intense fitness program promise big results but is there danger if people overdo it?
01/16/2014

Transcript for Exercise Overload: Are We Pushing Ourselves Too Far?

Lots of us exercise to get healthy or to get slimmer, but what if we tell you tonight there can be dangerous side effects. In some extreme circumstances, exercising can be hazardous to your health.... See More
This transcript has been automatically generated and may not be 100% accurate.
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