Hip dips, also referred to as violin hips, are the inward curves on the sides of the body just below the hip bones. While perfectly normal, these indentations have become a topic of concern for many.

What does a week of side plank hip dips do for your core? This writer added them to his routine for a week to find out ...

Tone your core with 4 expert-recommended no-equipment exercises that target your waistline. Learn proper form, modifications, and get a complete routine.