For many gym-goers, fitness often revolves around visible muscles — bigger arms, flatter stomachs, sculpted legs. Meanwhile, one of the body’s hardest-working muscle groups quietly gets ignored until pain, poor posture, or weakness forces attention: the lats. The latissimus dorsi, commonly called the lats, are the large muscles stretching across the upper back. They help … Continue reading The Overlooked Back Muscles That Shape Strength and Posture