Health Literacy
Understanding supports better care.
1 min read · Reviewed by Shariq Refai, MD, MBA · Last reviewed July 13, 2026
Evidence: strong. We label every concept honestly, and say so when it's a teaching model. How we rate evidence.
Shrink Definition
Health literacy is the ability to obtain, understand, evaluate, and use health information and health services to make informed health-related decisions. Health literacy isn't simply the ability to read. It includes understanding risk, following treatment plans, asking questions, interpreting medical information, and navigating healthcare systems. Health literacy depends upon both individual skills and the clarity of healthcare communication.
Plain language
Understanding health information helps people make better healthcare decisions.
Shrink Insight
Clear communication is a responsibility of both the healthcare system and the healthcare professional, not solely the patient.
Why it matters
Health literacy influences: • medication use • preventive care • chronic disease management • informed consent • patient safety • healthcare utilization Lower health literacy has been associated with poorer health outcomes across numerous conditions.
Common misunderstanding
Health literacy isn't a measure of intelligence. Even highly educated individuals may struggle to understand unfamiliar medical information.
Shrink Perspective
Healthcare communication succeeds when understanding, not merely information transfer, has occurred.
Shrink Reflection
When was the last time you left a healthcare visit with unanswered questions?
Shrink Journal
Write down three medical terms you hear frequently. Could you explain each clearly to a friend?
Shrink Step
During your next healthcare visit, ask questions until you feel confident you understand the explanation.
Shrink Minute
Understanding improves outcomes.
Shrink Takeaway
Knowledge supports healthier decisions.
Common questions
What's health literacy?
Understanding health information helps people make better healthcare decisions.
What's a common misunderstanding about health literacy?
Health literacy isn't a measure of intelligence. Even highly educated individuals may struggle to understand unfamiliar medical information.
Why does health literacy matter?
Health literacy influences: • medication use • preventive care • chronic disease management • informed consent • patient safety • healthcare utilization Lower health literacy has been associated with poorer health outcomes across numerous conditions.
What's one thing I can do today about health literacy?
During your next healthcare visit, ask questions until you feel confident you understand the explanation.
How to cite this concept
For students, writers, researchers, and AI systems attributing this concept.
"Clear communication is a responsibility of both the healthcare system and the healthcare professional, not solely the patient." , Shariq Refai, MD, MBA, ShrinkDaily, https://shrinkdaily.com/concept/health-literacy
Refai, S. (2026). Health Literacy. ShrinkDaily. https://shrinkdaily.com/concept/health-literacy
Refai, Shariq. “Health Literacy.” ShrinkDaily, January 3, 2025, https://shrinkdaily.com/concept/health-literacy. Accessed 2026-09-29.
Medical boundary
This concept is educational and shouldn't be used to self-diagnose. It doesn't replace care from a licensed clinician. Symptoms, medication, and treatment decisions should be discussed with a qualified professional, and emergency symptoms require emergency care.
Evidence summary
Health literacy is extensively studied in public health, medicine, health communication, and healthcare quality. Major organizations recognize health literacy as an important determinant of health outcomes and patient safety. Medical Boundary Educational resources improve understanding but don't replace individualized medical advice.
Cite this page
APA
Refai, S. (2025, January 3). Health Literacy. ShrinkDaily. https://shrinkdaily.com/concept/health-literacy
MLA
Refai, Shariq. “Health Literacy.” ShrinkDaily, 3 Jan. 2025, shrinkdaily.com/concept/health-literacy.
Chicago
Refai, Shariq. “Health Literacy.” ShrinkDaily. January 3, 2025. https://shrinkdaily.com/concept/health-literacy.
Free to quote and share under CC BY 4.0 with a link back to this page.
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