Veterans Affairs has added some 3,800 professionals in the past couple of years , officials there said . _ About 7 percent of those polled reported both a probable brain injury and current post-traumatic stress or major depression . _ Rates of post-traumatic stress and major depression were highest among women and reservists . _ About 53 percent of service members with post-traumatic stress or depression sought help over the past year , and 43 percent reported being evaluated by a physician for their head injuries at some time . _ They gave various reasons for not getting help , including that they worried about the side effects of medication , they believed family and friends could help them with the problem , or they feared seeking care might damage their careers .