Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Of all the ways to train your core—abs challenges, plank workouts, lifting ...
Want strong and sexy abs? Try a traditional ab crunch, says a new study from the University of Wisconsin-La Crosse. Researchers asked eight men and women between the ages of 18 and 24 to test out a ...
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