Have you ever heard of a plank? We bet you have! It is one of the most effective exercises that makes all of the core muscles work. What is more a plank helps to make your shoulders fit and strong. There is a plank challenge that we dare you to take. Are you ready?

The challenge itself lasts 28 days. Even though it might seem quite a long time you will have a break every 5 days. During your workout days you need to increase the amount of time spent in the plank. So, let’s nail it!

Ultimate 4 Weeks Challenge To Lose Up To 14 Pounds Challenge Here. Fill the quiz and get your Personalized Weight Loss Plan!

Day 1-3: 20 seconds

Day 4: 30 seconds

Day 5: 40 seconds

Day 7-8: 45 seconds

Day 9-11: 60 seconds

Day 12: 90 seconds

Day 14-16: 90 seconds

Day 16-18: 150 seconds

Day 20-23: 150 seconds

Day 23-24: 180 seconds

Day 26-27: 240 seconds

Day 28: Until you fall down

For better challenge, you can verify the plank. Choose some of these exercises and include them in your challenge. But, if you prefer a classic plank, keep doing it without any addition! You’ll get the result anyway!

READ MORE: 7 moves to get rid of the folds on back and sides

Plank #1

Credit: BetterMe

Credit: BetterMe

– Start in a standard plank position, palms planted firmly on the ground. Maintain a straight line from your shoulders to your heels by engaging your core muscles. Your feet should be hip-width apart.

– Lift your right leg two or three inches off the ground and bring your right knee towards your right elbow while keeping your hips as stable as possible.

– Return your right leg back to the ground, and repeat on the left side.

– Alternate legs at a brisk pace for 30 seconds.

Plank #2

Credit: BetterMe

Credit: BetterMe

READ MORE: A 17-minute workout to get a flat tummy

– Lie on your right side. Place your right hand firmly on the ground and, engaging your core, raise your body up into a side plank, creating a straight line from your head to your toes. Your feet should be stacked on top of each other.

– Extend your left arm out from your shoulder so it is straight up in the air.

– Lower your arm in front of you and bring it below your right hip, like you are reaching for something behind you. Your shoulders and hips can twist a tiny bit, but your core should be working hard here.

– Bring your arm back above your body, extended upwards from your shoulder. Repeat for 30 seconds, then switch to the left side and perform for 30 seconds.

– For an extra challenge, hold a light dumbbell in your free hand.

Plank #3

Credit: BetterMe

Credit: BetterMe

Ultimate 4 Weeks Challenge To Lose Up To 14 Pounds Challenge Here. Fill the quiz and get your Personalized Weight Loss Plan!

– Start in table top position and extend your legs behind you so you are balancing on your hands and toes. Your shoulders should be directly above your wrists and your feet should be together.

– Keeping your core engaged and maintaining a straight line from head to toe, swing your right leg to the side and gently tap your toes on the ground. Your right leg should be approximately 45 degrees from your left leg.

– Bring your right leg back to center. Now perform the movement with the left leg.

– Repeat these movements at a brisk pace for 30 seconds.

Plank #4

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Credit: BetterMe

– Start in a standard plank position.

– Extend your left arm and lift the right leg. Your spine should remain straight. Hold for a few seconds.

– Repeat the same move with other arm and other leg.

Plank #5

Credit: BetterMe

Credit: BetterMe

– Start in a high plank position with hands planted firmly on the ground, wrists directly below your shoulders. and body in a straight line from head to toe.

– Jump your feet apart like you would do for a jumping jack. Keep your knees soft to help absorb the impact.

– Jump your feet back together, landing softly on the balls of your feet.

– Repeat at a brisk pace for 30 seconds.

Plank #6

Credit: BetterMe

Credit: BetterMe

Ultimate 4 Weeks Challenge To Lose Up To 14 Pounds Challenge Here. Fill the quiz and get your Personalized Weight Loss Plan!

– Remember the « Donkey kick » exercise? Good.

– Stay in a plank position and lift your left leg, bend the knee and start to perform kicks. Your should feel the tension in your muscles!

– Rest in a plank (don’t lay down) and repeat with the other leg.

Plank #7

Credit: BetterMe

Credit: BetterMe

– Start in the plank position with your elbows shoulder-width apart.

– Press yourself up from the floor one arm at a time into a push-up, maintaining your body in a straight line.

– Slowly return to the starting plank position the same way, one arm at a time.

– Repeat the movement alternating sides.

Ultimate 4 Weeks Challenge To Lose Up To 14 Pounds Challenge Here. Fill the quiz and get your Personalized Weight Loss Plan!

READ MORE: 5 exercises to help tighten loose arm skin for women over 40

The BetterMe Team is by your side throughout your fitness journey! Stay motivated and you can achieve your goals. If you are struggling with your motivation have a look at one of our many articles for inspiration.

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Credit: BetterMe