I like this. Seems easy but wait til you get to 5...
Killer Countdown: quick routine that incorporates exercise you already know how to do in a high intensity format that allows you to get your heart pumping!
Killer Lower Body Countdown Workout || lushiousLIFTS.com
Burpee Countdown Workout - via @Kaila@HealthyHelper
Tough Mudder Workout 1...this looks seriously intense! Great if you're training for a Tough Mudder event! #workout #fitness
Jumping Jack Countdown Total Body Workout
Here's a fun countdown workout that will help you grow in strength, but also…
Unapologetically You: Workout Wednesday - 100 Rep Countdown
Burn-300-Calories - I (Megan) don't know if I burned 300 calories, but this is a great way to start your day! It took me exactly 10 minutes and i definitely broke a sweat. A nice addition to the daily routine.
Countdown Cardio Workout- looks easy, but burns those calories!