CrossFit has an especially large number of police, firefighter and military participants.

CrossFit isn't all about working out in a sweaty gym.

One of her training elements was also CrossFit exercise programs.

CrossFit is a military style workout program that's popular among fans of extreme exercise.

But CrossFit fitness isn't one of the things you can easily measure.

In 2008 she was introduced to CrossFit and began competing the following year.

CrossFit is an intense, constantly varied, strength and conditioning program.

The spare site is the foundation of the CrossFit ministry.

She is doing CrossFit exercises and weight training to tighten up the area.

Making CrossFit even more unique is the fact that you don't decide your own routine.

Which is why, at first glance, CrossFit for toddlers seems completely fine.

When done correctly, CrossFit is not inherently bad or ineffective.

"CrossFit is a strength and intensity-based fitness program," a warning on the site says.

CrossFit makes use of a virtual community Internet model.

Thank CrossFit - and nearly everybody selling indoor rowing does.

There is an emphasis on physical fitness, with morning CrossFit training at 7.30am and a climbing wall.

Which is a little pathetic when you consider that, now, even toddlers are taking on CrossFit.

A year and a half ago, I discovered my passion for CrossFit training.

I'm fairly active now and train twice a week with a CrossFit trainer.

CrossFit has become hugely popular in the past five years, going from just a handful of affiliates to more than 1,000 worldwide.

I used to be a CrossFit maniac and loved working out with a great group of people at my local gym.

CrossFit is an elite fitness-training program, which is used in training military and police personnel.

"I see pushing my body to the point where the muscles destroy themselves as a huge benefit of CrossFit," he said.

Devotees say CrossFit has enabled them to challenge their bodies in ways they never thought possible.

Hoang said he has been following the CrossFit exercise regimen for about there months.