The easiest way to wreck plank form is also the most common modification

Turns out, we've all been doing forearm planks the wrong way pretty much forever. A trainer explains how to do a forearm plank the righ way.

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Photo: Getty Images/ Cecilie_Arcurs

16 Upper Glutes Exercises Personal Trainers Swear By for a Stronger Butt

Why your upper glutes deserve more love, and the best exercises to strengthen them.

woman doing an upper glutes exercise with an exercise band.