With 14 million followers on Instagram, Jen Selter has become an authority in the fitness world ... Standing, Jen Selter lowers into a deep squat while raising the weight with extended arms.

Here, we share the details of her workout to achieve a toned and fit body. 1. Squats for Defined Glutes and Legs Squats are an essential exercise in Jen Selter's routines. To maximize their ...