Office of Inspector General(OIG) STUDY. PLAY. OIG. established by law as an independent and objective oversight unit of the Department of Health and Human Services(HHS) with the statutory mission to protect the integrity of the HHS programs, as well as the health and welfare of beneficiaries served by those programs.
Major depressive disorder (MDD) is the second leading cause of disability worldwide and a major contributor to the burden of suicide and ischemic heart disease, new data indicate. The findings highlight the importance of including depressive disorders as a global health priority, researchers say.
1 Genetic conditions. 2  Sometimes an intellectual disability is caused by abnormal genes inherited from parents, errors when genes combine, or other reasons. 3  Examples of genetic conditions are Down syndrome, fragile X syndrome, and phenylketonuria (PKU).