The document provides an overview of the VHL (Virtual Health Library) portal, which offers access to various databases and information sources focused on health sciences, targeting health professionals, researchers, and students in Latin America and the Caribbean. It details several databases like LILACS, MEDLINE, and SciELO, and explains how to effectively search using operators and keywords, along with methodologies for efficient information retrieval. Exercises are included to practice searching for articles on specific health-related topics.