A traumatic brain injury may increase the risk of suicide, study says

Traumatic brain injury is the leading cause of death and disability in young adults in the developed world. Suicide is the second leading cause of death for young people ages 15 to 24. Though the reasons for any particular suicide are often inscrutable, research published Tuesday in the Journal of the American Medical Association suggests that at least a fraction of the blame could be placed on traumatic brain injuries.Researchers found that of the nearly 7.5 million people who make up the popul