![Young attractive athletic man wearing black shorts and no shirt running on beach sand on bright summer day. Physical activity and exercise promotes good health and muscle tone close up Stock Photo Young attractive athletic man wearing black shorts and no shirt running on beach sand on bright summer day. Physical activity and exercise promotes good health and muscle tone close up Stock Photo](https://as1.ftcdn.net/v2/jpg/02/19/29/04/1000_F_219290411_K6zSoykCY7NTCMr9RLjo8PbY6pqgmaDx.jpg)
Young attractive athletic man wearing black shorts and no shirt running on beach sand on bright summer day. Physical activity and exercise promotes good health and muscle tone close up Stock Photo
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The 25 Best Exercises to Tone Your Abs (and None of the Moves Are Crunches) | Slideshow | The Active Times
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Premium Photo | Young red-haired athlete exercising to gain muscle tone and be in good shape for the summer.
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