Traumatic brain injury may be related to both increased risk and earlier onset of mild cognitive impairment which typically occurs later in life says a study. Mild cognitive impairment (MCI) which typically occurs later in life can involve problems with memory language thinking and judgement that are greater than normal age-related changes. This is one of the first studies to demonstrate later-life risks of mild cognitive impairment in relation to a remote history of traumatic brain injury in a large population sample said senior study author C. Munro Cullum professor at University of Texas at Southwestern Medical Centre in the