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Want to Lose Weight? "Start Running Intervals. This really works, I was never a runner until I started doing intervals." Plus, interval playlist.

How to Burn More Fat During Your Next Workout

¿Quieres bajar de peso? "Comienza a correr por intervalos. Esto realmente funciona, yo nunca fui un corredor hasta que empecé a hacer intervalos." Como tip haz un playlist para cada intervalo.

The P90X-Express Workout. 14 day routine only 20-30min a day....

Fierce and Fab in 14 Days: Tony Horton's P90X-Inspired Workout