Graphic of the structure of a human eye
Test your general knowledge about eyes and eyesight. Which of the following statements are true, and which of them are not? Does eating carrots really improve your vision?
Über diese Seite

Updated on January 8, 2021

Next planned update: 2024


Institute for Quality and Efficiency in Health Care (IQWiG, Germany)

How we keep you informed

Follow us on Twitter or subscribe to our newsletter or newsfeed. You can find all of our films online on YouTube.