Cross-training in sports and fitness involves combining exercises to work various parts of the body.
[1] Modern mixed martial-arts training generally involves cross-training in the different aspects and ranges of fighting.
For swimming, cross-training frequently includes running, stretching, and other resistance and agility training.
They possess a diverse set of skills and abilities, distinct from specialized athletes such as bodybuilders or marathon runners.
Instead, these athletes prioritize overall fitness, seeking to achieve a well-rounded level of physical capability.