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Flutter kicks: The simple exercise that builds strong lower abs and boosts core strength

Flutter kicks are a classic yet highly effective movement that continues to stand out in modern fitness routines for their ...
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How to do flutter kicks: the perfect technique for the tough core exercise

Flutter kicks are pretty amazing. They work those notoriously hard-to-target lower ab muscles, elevate your heart rate and, when done correctly, can even help ease back pain. They’re also incredibly ...