2-Week Plank Challenge: Build Up to a 5-Minute Plank
Tone Your Entire Body With This 1 Move
How Many Plank Jacks Can You Do in 1 Minute?
Mountain Climbers: The Move That Does It All
Do the Twist With This Side Elbow Plank!
Add Cardio to Your Core Work With the Plank Jack
Triple Duty: Ball Planks With Leg Lifts
A Warning From Teddy Bass (aka Cameron Diaz's Trainer): Stop Praying in Plank!
Sculpt Shapely Shoulders With the Push-Up Walk
Bikini Abs RX: Three-Point Touch Plank Variation
No Equipment Necessary: Elbow Plank With Donkey Kick
Showdown: Elbow Planks vs. Traditional Planks