The US Department of Health and Human Services (HHS) is the federal government’s principal agency responsible for health-related issues. HHS has 11 operating divisions, including eight agencies in the US Public Health Service. A few of the operating divisions that include breastfeeding issues are the Centers for Disease Control and Prevention (CDC), Centers for Medicare & Medicaid Services (CMS), the Food and Drug Administration (FDA), the National Institutes of Health (NIH), and the Health Resources and Services Administration (HRSA) under which is the Maternal Child Health Bureau (MCHB). The US Department of Agriculture (USDA) houses the Food and Nutrition Service which administers the WIC program.