Here's why everyone is addicted to CrossFit

Christian Fox, an instructor at CrossFit South Brooklyn, explains the techniques involved in thisĀ strength and conditioning workout that has crossed over into the mainstream.

Produced by Alana Kakoyiannis

Follow BI Video:Ā On Facebook

Business Insider Emails & Alerts

Site highlights each day to your inbox.

Follow Business Insider Australia on Facebook, Twitter, LinkedIn, and Instagram.