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Myth: Exercise Can Erase A Bad Diet

Personal trainer Maik Wiedenbach, author of "101 Fitness Myths," says 80% of what you look like is based on your diet.
(Getty Images)

More from Forbes:
Top 10 Food Trends
Eight Easy Tips To Move More At Work
The 10 Best Foods You Can Eat

The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.

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