What are some case studies on lazy loading and user experience?

What are some case studies on lazy loading and user experience?

Lazy loading is a design pattern that delays the loading of non-essential resources. One notable case study is from Google, which found that implementing lazy loading on images improved page load times by 30%, leading to a 20% increase in user engagement.

Can you give me another example?

Sure! A case study by Facebook showed that lazy loading of images reduced the initial load time by 50%, which significantly improved user retention and satisfaction.

What are the best practices for implementing lazy loading?

Best practices include using the 'loading' attribute in images, implementing intersection observers for better performance, and ensuring that critical content loads first to enhance user experience.

Are there any drawbacks to lazy loading?

Yes, potential drawbacks include SEO challenges if not implemented correctly, and users may experience delays in loading content if they scroll quickly.