A longitudinal study of NFL players found no association between the number of years an individual spent playing American football and alcohol use habits later in life. Similarly, alcohol use showed no association with the number of concussions a player sustained. The paper was published in the Archives of Clinical Neuropsychology. Traumatic brain injury, a type of brain damage resulting from sudden impact or force to the head, can disrupt normal brain function. These injuries vary from mild (such as concussions) to severe. Severe traumatic brain injuries can result in long-term cognitive, phy…