What Are Cross-Training Workouts? Cross-training workouts are workouts that add dimension to your regular routine. They help train your body in ways it’s not accustomed to training to even out muscular imbalances, strengthen potential weaknesses, and allay the likelihood of over-training or overuse injuries.

What does X mean in fitness?

The number in front of the X symbol indicates the amount of repetitions you need to complete for the assigned exercise.

What is defined as cross training?

: to engage in various sports or exercises especially for well-rounded health and muscular development. transitive verb. : to train (an employee) to do more than one specific job.