Add Yahoo as a preferred source to see more of our stories on Google. For more than a decade CrossFit has been the dominant sport of fitness, with its competitions combining weightlifting, ...

For more than a decade CrossFit has been the dominant sport of fitness, with its competitions combining weightlifting, ...

How is CrossFit different from other fitness programs? CrossFit is known for its workouts that blend elements from weightlifting, gymnastics and cardio. The fitness company has more than 12,000 ...