markieemark (25)in #life • 8 years agospamspammarkieemark (25)in #sports • 8 years agospamspammarkieemark (25)in #fitness • 8 years agoToday's Muscle Focus: Rotator CuffsRotator cuffs are the often neglected, often forgot, yet essential structure within the shoulder. Weak or dysfunctional rotator cuffs are often the source of many shoulder…markieemark (25)in #life • 8 years agospamspammarkieemark (25)in #introduceyourself • 8 years agospamg