An embodiment of a safety helmet for protecting the human head against repetitive impacts, moderate impacts and severe impacts so as to significantly reduce the likelihood of both translational and rotational brain injury and concussions includes a outer shell, an outer liner disposed within and coupled to the outer shell, and an inner liner disposed within and coupled in spaced opposition to the outer liner by a plurality of isolation dampers for omnidirectional movement of the inner liner relative to the outer liner and the outer shell.