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Health Information

A–Z Index of Health Topics

Evidence-based information on treatments and conditions

Featured Health Topics

Herbs at a Glance

Fact sheets about specific herbs and botanicals.

Clinical Trials

Carefully conducted health research studies.

Resource Links

CAM health and research information at other Federal agencies.

Complementary and alternative medicine (CAM) is a group of diverse medical and health care systems, practices, and products that are not generally considered part of conventional medicine. Learn about CAM basics and statistics on use.

Be an Informed Consumer

What you should know before using CAM. This section covers issues to consider as well as information about herbal and dietary supplements.

Información en Español

Selected Spanish-language fact sheets and more.