Google's John Mueller said on Twitter that text within an image's alt attribute is generally seen as text "as a part of the page where the image is embedded." If that text is within an H1 tag, then ...

Alt text is a short written description of an image that describes the appearance, content and/or function of an image. Screen readers read the alt text aloud to website visitors, allowing them to ...

Alt text is a short text description of an image published to the internet that can be read aloud by accessibility programs for the blind and visually impaired, including screen readers. But there's ...

Most sites I know do not fill in their image alt text for many images. I know a lot of SEOs work on this task but sometimes it is a lot of work. One SEO said his client wants to take a shortcut and ...