Down 120 pounds, she's running but no longer hiding
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(CNN) -- It was supposed to be her birthday getaway, but it ended up being a miserable trip.
Sarah Evans took two weeks off for her 30th birthday in September 2012 to visit Las Vegas with her best friends. Yet she couldn't enjoy herself because of constant thigh chafing -- "I went through an entire bottle of Gold Bond powder" -- and she hated how she looked in every photo.