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Stars Play the Field!

Kim Kardashian! Jonas Brothers! Reese! See who's coming out swinging – and scoring a workout. By Serena Kappes

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QUEEN LATIFAH

The rapper-actress flaunts her royal swagger at home plate as she prepares to swing one out of the park at the Celebrity Softball Showdown in her Newark, N.J., hometown. Besides being a great aerobic activity, softball also increases muscle strength and coordination.

I Really Love My...Fitness Routine | Justin Timberlake

I Really Love My...Fitness Routine

Stars (Justin! Kate Hudson!) commit to their favorite exercise routine

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