Medical Subject Headings

and searching of biomedical and health-related information. MeSH includes the subject headings appearing in MEDLINE/PubMed， cataloging， the NLM Catalog， Welcome to Medical Subject Headings The Medical Subject Headings (MeSH) thesaurus is a controlled and hierarchically-organized vocabulary produced by the National Library of Medicine. It is used for indexing， and other NLM databases. Recent MeSH Updates Visit our Annual MeSH Processing (AMP) page to see all recent MeSH developments including the most recent ones listed below MeSH in Resource Description Format(RDF) Obtain MeSH DataUser Input and Suggestions Learn About MeSH Search and Retrieval using MeSH Related MeSH EffortsArchived Publications Last Reviewed: January 21， 2026 ，。