Fast, effective, and no basic movements.
Ah, the elusive six-pack abs. You see them on strong women like Sydney Sweeney, Jennifer Lopez, and Lindsey Vonn, and might wonder: is it genetics, a celeb trainer, or endless hours of core workouts ...
Confession: Despite my lengthy career as a fitness journalist and being well-versed in the health benefits of a strong core, I have not been consistent with training my abs for a while. (Hi, holidays ...
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