Not only is there a need for psychiatric, but physical and substance abuse (Wenzel, 1995, p. 1135). Mr. Fonts had been affected by these three factors because he had a diagnosis of Hepatitis C and needed medical treatment. When he became ill, he would then seek treatment for his illness and this behavior was common among veterans. Homeless veterans “nested ecological structures” have recursive influences on each other and this can be in comparison with their social demographics, personal, social support, combat and substance abuse. Research has shown that substance abuse and psychiatric disorders among combat veterans maybe influenced by family-of-origin members (Brenda, 2002, p. 6). Along with these barriers, there are other factors such as resilience, self-esteem, ego identity, life satisfaction. Veterans may feel that they are unable to overcome barriers and adversities they are faced