Physical training that takes place in workshops or sequence of exercises to work all the muscle groups of the body (squats, burpees, pull back, jumps, dumbbell raises, abdominal , casing, etc ...). The cross training improves muscle tone, power, agility and psychomotricity. The solicitation of cardio and muscle building work simultaneously carries a maximum energy expenditure and ensures a greater calorific expenditure. A cross training session can be performed from 30 minutes to 60 minutes on wod implemented according to the training level of each group or individual.