This is a bit different than the other 30 Day Plank Challenges. I varies each day, instead of just adding 10 seconds each day.
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Strengthen your core and flatten your belly without doing a single crunch exercise - Give this 30 day plank challenge a try.
Training Methods In Distance Running
Strengthen your core in just 30 days with the 30 Day Plank Challenge! Move through a series of 4 levels of regular plank and side plank and rock your hard core next month!
The Plank Challenge - Hello HealthyHello Healthy
30 Day Workout Challenge with Planks - Get a flat tummy with ease with this 30 day plank challenge. Strengthen your core and tone your abs in just 30 days.
30 day plank challenge I hate planks but I know they work core muscles and that what I need to work! Plank challenge here I come!
30 Day Plank Challenge Core Exercise - because bikinis y'all
Take this plank challenge and reap the enormous health benefits at the end of it. Here's how this simple exercise will change you!