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And if you want to test your core strength, youve come to the right place.

Yepyoure in variousplank positionsfor the entire session.

We are going to be in a slider plank move for most of this workout, says OCarroll.

woman sweating in the gym

founder of Studio Qila

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Woman walking on a treadmill at the gym.

We are working ourslow-twitch muscles, which means were maintaining tension on our muscles over time.

So youre going to get to a point…where you start shaking a little bit.

That is totally normal, says OCarroll.

Full body female athlete in sportswear using rowing machine during fitness workout in gym.

That is how we get strongerit is not comfortable, team.

Press play on the video to try the plank challenge for yourself.

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Happy woman dancing and listening to music near a green empty wall outdoor in the city.

Healthy female training in the gym, performing a hip thrust.

A young black woman doing post-run stretches in the park on the road amidst green grass and trees.