
Health problems after head-related trauma among U.S. veterans with the WWP as of 2021
As of 2021, around 78 percent of veterans and service members who incurred a physical or mental injury, illness, or wound while serving in the military on or after September 11, 2001 and who responded to the annual Wounded Warrior Project Survey in 2021 reported that problems sleeping either began or worsened after they had some form of head-related trauma. The Wounded Warrior Project (WWP) is a U.S. charity and veteran organization for veterans and service members who incurred a physical or mental injury, illness, or wound while serving in the military on or after September 11, 2001. This statistic illustrates health problems that began or worsened after head-related trauma among WWP members in the United States as of 2021.