How PubMed Works On-Demand: MeSH

For more information on this course, please contact the NNLM Training Office at

Take this class to learn about the National Library of Medicine's Medical Subject Headings (MeSH) database. We will talk about the 4 different types of MeSH terms and how searchers can benefit from using MeSH to build a search in PubMed. We will investigate the structure of the MeSH database and look at the components of a MeSH record. The class includes hands-on exercises.

This On Demand Course is available for registration now through 2024

Course URL:

Learning Objectives:

  • Explore the MeSH Database
  • Describe a Controlled Vocabulary
  • Explore the four types of MeSH Terms
  • Locate and explain entry terms, date introduced, previous indexing, automatic explosion


This is an on-demand class designed for students to start and stop at their convenience. The module is designed to take approximately 90 minutes to complete. 

MLA CE Credit: 1.5