Stop What You're Doing and Dance to Justin Bieber's "Cold Water" Immediately

If you’re having a bad day or in a funky mood, then stop what you’re doing and take three minutes to get down to a Fitness Marshall video; you’ll be laughing (and sweating) within seconds. This one features the new song “Cold Water” from Major Lazer and Justin Bieber. So . . . if you’re…

If You Love Britney Spears's New Song, Try Dancing to It With This Epic Cardio Routine

Fun fact: the Fitness Marshall (aka Caleb Marshall) – our favorite YouTube dance trainer – is obsessed with Britney Spears. We now get to benefit from Caleb’s affinity for all things Britney, with this fun new dance he so graciously choreographed for us. Related Stories: This Cardio Hip-Hop Routine to Sia’s “Cheap Thrills” NEEDS to…