8 Simple Ways to Reduce Rotator Cuff Pain Without Surgery or Injections DavidWolfe.comJune 15, 2016 The rotator cuff is a group of muscles and tendons that surround the shoulder joint, keeping the upper arm bone firmly within the shoulder socket. You may not r... FamilyHealth & LongevityInspirationLifestyleMotivationRemediesSafetySelf-Help0 Comments 1