Health Literacy Basics
Introduction
Health information is only useful if people can understand and act on it. Health literacy refers to a person’s ability to find, understand, and use health information to make decisions. But it’s not just an individual responsibility—systems and organizations play a major role in how accessible that information is.
In practice, many health materials are written at a level far above what the average person can easily understand. Instructions may be vague, terminology unfamiliar, and next steps unclear. This creates a gap between information and action—where confusion, delays, and avoidable mistakes can occur.
Librarians are uniquely positioned to bridge this gap. By prioritizing plain language, breaking down complex concepts, and guiding patrons to reliable, easy-to-understand resources, you help transform information into something usable.
Small changes make a significant difference. For example, replacing technical language with everyday terms, organizing information into clear steps, and encouraging patrons to explain back what they’ve understood can improve comprehension and confidence.
Health literacy is not about simplifying information to the point of losing meaning—it’s about making it accessible. When people understand what to do next, they are far more likely to follow through. That’s where libraries can have a measurable impact.
Core Resources
Institute for Healthcare Advancement
Practical tools, webinars, and training
Known for Health Literacy Solutions Center
Agency for Healthcare Research and Quality
Health Literacy Universal Precautions Toolkit
https://www.ahrq.gov/health-literacy
One of the most actionable toolkits available
Centers for Disease Control and Prevention — Clear Communication Index
Helps evaluate if materials are understandable
Practical strategies for libraries
Replace jargon with plain language
Example: “take on an empty stomach” → “don’t eat for 8 hours before”
Encourage “teach-back” in programs
Curate materials at multiple reading levels