Children of 9/11 first responders are experiencing impacts to their mental health. Researchers say the study is an example of how intergenerational trauma can be passed down even when children do not experience the same traumatic event.

Children of 9/11 first responders are experiencing impacts to their mental health. Researchers say the study is an example of how intergenerational trauma can be passed down even when children do not experience the same traumatic event.