Gluteus Maximus is the largest and strongest muscle in the human body - and it's only 1 muscle in the 3-muscle "gluteal group." All-together, the glutes perform external rotation of the hip, internal rotation of the hip, adduction of the hip (eccentric), abduction of the hip, and extension of the hip.
Simply put, the glutes make up the strong, driving power behind every movement of the hip and pelvis. At least they SHOULD...
Knocking, tamping, slapping the porta filter off the machine, steaming milk, stirring drinks, and carrying drinks takes a toll on your forearms. That toll is Barista's Elbow (or Barista's Wrist)
Barista's Elbow is an over-use injury of the wrist extensors and elbow flexors caused by the very specific movements required to make a good coffee.
Although it is a repetitive strain injury (RSI), there are ways to prevent Barista's Elbow without having to give up your job. These are my 3 tips to prevent Barista's Elbow:
Dr Mitch Clark