Alt text (alternative text) describes images to search engines and screen readers. It's crucial for both SEO and web accessibility.
Benefits of Alt Text:
- Image SEO: Helps images rank in Google Image Search
- Accessibility: Screen readers read alt text to visually impaired users
- Context: Search engines understand page content better
- Broken Images: Alt text displays if image fails to load
- Keyword Rankings: Properly used keywords in alt text help rankings
Example:
Bad: alt="img123.jpg"
Good: alt="Woman running on beach at sunset"