20-Minute Cardio Endurance Workout - Challenge Day 2

In the second edition of our six-part cardio challenge, fitness instructors Astrid Swan and Ridge Davis walk you through butt kickers, army crawl planks, triceps dips, crab walks and more—all movements you can do using just your bodyweight. This workout is designed to get your heart pumping and help step up your endurance. So grab a mat, a bottle of water, and get ready to challenge yourself!