Today, athletes use more structured interval training workouts and HIT (High-Intensity Training) to build speed and endurance. 1  This variation of interval training and speed work can be a simple or sophisticated routine, but the basics are still the same as the original fartlek training.
Annabella Avery Bella Thorne (born October 8, 1997) is an American actress and singer.
Bella Thorne on Fame, Love, and Life After Disney. The 19-year-old actress gets candid about life in the limelight. You're so pretty, coos Bella Thorne, giving me a once-over from the makeup chair on set of her BAZAAR.com photo shoot. It's an unexpected introduction, which the 19-year-old actress, who first shot to fame on Disney's Shake It Up alongside Zendaya, realizes almost immediately.