We live in the age of the “hybrid athlete”. Rather than focussing on one attribute, many fervent exercise fans now want to be able to run fast, lift heavy and turn their hand to any number of sports.

Much like Dungeons and Dragons, Renaissance faires, and sex parties, CrossFit is something that everyone has heard of — but few have an accurate understanding of what it entails and who it's for.

The high-intensity, multi-joint movements in CrossFit may help you gain muscle strength and stamina. Adding additional weight to your workouts can further increase muscle gain by adding stress to your ...