Seo Toolbar by Kettlebell Workouts - Version 1.0 Kettlebell workouts have quickly gained popularity among celebrities, mixed martial artists, and the average joe alike. Many people claim they are the best full-body workouts, and use nothing else. Kettlebell workouts are fast, effective, and can be as challenging as you want them to be. Through this article we will outline the main benefits of using Kettlebell workouts.Even the most basic kettlebell exercises enable large number muscle groups, utilizing small muscles and connectors, which adds up to being an efficient more all-round workout. Take the Kettlebell swing for example, which affects the back, arms, shoulders, legs, as well as many smaller muscles, in one simple exercise.