This 3-part plank series from Jennifer Garner’s trainer fires up your abs from every angle

This three-part plank workout from Jennifer Garner’s trainer, Simone De La Rule, will fire up your abs from *every* angle. Here's how to do it, step-by-step—and how it will give you a mini stretching session, too.

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Photo: Instagram/@jennifer.garner

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.