There is significant debate regarding whether psychological wounds like Post-Traumatic Stress Disorder (PTSD) or mild traumatic brain injuries (TBI) should qualify for the medal.
The Purple Heart is one of the oldest and most recognized military medals in the United States, awarded to service members wounded or killed by enemy action. Purple Hearts
Unlike other valor awards, it is the highest award automatically granted once specific criteria—being wounded or killed in combat—are met. Purple Hearts
Modern legislation (e.g., NDAA for FY2015) has expanded eligibility to include victims of certain terrorist attacks on U.S. soil, such as the Fort Hood shooting. 2. Ongoing Debates and Issues Purple Hearts