New research shows that veterans exposed to intense explosive blasts are at risk of damage to their brain’s white matter even when symptoms do not present. The findings, published in the Journal of Head Trauma Rehabilitation suggest that the absence of a traumatic brain injury (TBI) diagnosis does not necessarily erase a veteran’s risk of brain damage from blast exposure.  Senior author Dr. Rajendra Morey states that very little is known about how explosive forces from bombs, grenades, and other military devices impact the brain, but he described them as extremely high-pressure events. Military personnel may experience TBI symptoms after these blasts, such as losing consciousness, blurred vision, and headaches, but some veterans will come away from the experience without any clear signs of injury.

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