A high-intensity fitness methodology that combines weightlifting, cardiovascular exercise, and gymnastics movements in constantly varied workouts designed to improve overall fitness and functional capacity.
Trademark compound from 'cross' (Latin 'crux' meaning intersection) and 'fit' (Middle English 'fitten' meaning suitable). Created by Greg Glassman in 2000, combining 'cross-training' concepts with 'fitness,' emphasizing the intersection of multiple athletic domains.
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