HHS A to Z Index

What is the A-Z Index?

The HHS A-Z Index is a navigational and informational tool that makes the HHS.gov Web site easier to use. It helps you quickly find and retrieve specific information. The A-Z Index is structured so that synonyms, acronyms, and cross-referencing provide multiple ways for you to access the topics and features on HHS.gov. The Index includes common and scientific terms to meet the needs of consumers as well as professionals.

What items are included?

The HHS A-Z Index lists topics with relevance to a broad cross-section of HHS.gov’s audiences. The items are representative of popular topics and frequent inquiries or have critical importance to HHS’s health and social services missions. The Index will continue to evolve as additional topics are added.  

Are there other A-Z indexes in HHS?

A number of sites within the HHS family of Web sites have their own A-Z indexes that reflect the specialized content they offer.  Key A-Z indexes on other HHS sites include—

• MedlinePlus®, which provides health information from the world's largest medical library.
• healthfinder®, which provides access to health and social services organizations and their information resources.
• Agency for Healthcare Research and Quality, which provides information about improving the quality, safety, efficiency, and effectiveness of health care.
• Agency for Toxic Substances and Disease Registry, which provides health information on toxic substances.
• Centers for Disease Control and Prevention, which offers public health information.
• Food and Drug Administration, which offers prescription drug, medical device, food safety, and other information.
• Health Resources and Services Administration, which provides information about improving access to health care services for people who are uninsured, isolated, or medically vulnerable.
• Indian Health Service, which provides information about federal health services to American Indians and Alaska Natives.
• National Institutes of Health, which provides health information from its many institutes and centers.