Image Lazy Loading: Complete Implementation Guide

Improve your website's performance with image lazy loading. Learn implementation techniques and best practices for optimal page loading speed.

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Native Lazy Loading

<img src="image.jpg" loading="lazy" alt="Lazy loaded image">

Implementation Strategies

• Native browser lazy loading
• Intersection Observer API
• Progressive loading techniques
• Placeholder strategies

Best Practices

• Always include width and height attributes
• Use appropriate threshold values
• Implement fallbacks for older browsers
• Consider mobile users