Upper Body Challenge Workout

提供 Mobway Solutions SRL AppTrack Ninja。

Have you ever heard of HIIT? If yes keep reading. If no, well it gets you an awesome upper-body, so again keep reading. High-intensity interval training, or HIIT involves short bouts of extreme effort alternated with periods of rest. "HIIT workouts are quick and dirty, never lasting more than 30 minutes including a warm-up and short cool-down," explains Gina Harney, certified personal trainer and creator of Fitnessista.com. "You're working as hard as possible for a short amount of time and then reaping the rewards throughout the day." While there's no such thing as a fitness miracle, HIIT wor…

カテゴリ: Health & Fitness, Lifestyle

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