I think they call it “muscle confusion.”
You know, where our treacherous bodies become used to the one type of exercise we actually like and are sort of good at? Then, that hateful body refuses to continue to improve. If you’re at the stage where you’re forced by boredom or necessity to mix it up, here’s an incredible list of FREE workout videos from Bella Faith. This woman is clearly OCD, because she’s kindly categorized them all by body part you may be working on–ie. abs, arms, etc. Thanks, Bella!