3. Improvements to brain health initiatives of Department of Defense (a) Brain health initiatives (1) In general Part II of subtitle A of title 10, United States Code, is amended by inserting after chapter 55 the following new chapter: 55A Brain health initiatives Sec. 1110n. Definition of traumatic brain injury. 1110n–1. Warfighter Brain Health Initiative. 1110n. Definition of traumatic brain injury In this chapter, the term traumatic brain injury means a traumatically induced structural injury or physiological disruption of brain function as a result of an external force that is indicated by new onset or worsening of at least one of the following clinical signs immediately following the event: (1) Alteration in mental status, including confusion, disorientation, or slowed thinking. (2) Loss of memory for events immediately before or after the injury. (3) Any period of loss of or decreased level of consciousness, observed or self-reported. 1110n–1. Warfighter Brain Health Initiative (a) In general The Secretary of Defense, in consultation with the Secretaries concerned, shall establish a comprehensive initiative for brain health to be known as the Warfighter Brain Health Initiative (in this section referred to as the Initiative ) for the purpose of unifying efforts and programs across the Department of Defense to improve the cognitive performance and brain health of members of the Armed Forces. (b) Objectives The objectives of the Initiative shall be the following: (1) To enhance, maintain, and restore the cognitive performance of members of the Armed Forces through education, training, prevention, protection, monitoring, detection, diagnosis, treatment, and rehabilitation, including through the following activities: (A) The establishment of a program to monitor cognitive brain health across the Department of Defense, with the goal of detecting any need for cognitive enhancement or restoration resulting from potential brain exposures of members of Armed Forces, to mitigate possible evolution of injury or