Addressing shoulder tightness with hockey players is extremely important for puck handling ability, shot power and shot accuracy.
Hockey players have been stretching prior to games, practices and workouts for a very long time now. Sometimes correctly and sometimes incorrectly — even to the point where they are harming their own performance potential.
I have discussed the proper science and application of both static stretching and dynamic stretching in great detail in past articles and videos here and here if you’re interested on understanding the “why” behind the “how” of proper hockey mobility training.
I would HIGHLY recommend reading/watching those if you haven’t already, this is must-know information for hockey players everywhere.