Well, most of us did not realize that actually there was a alt text for the image. Instead, it's related to search engine optimization (SEO) and it plays an important role when comes to SEO. Alt text is as known as alternative text. An alternative text gives a description for an image on a website which are used primarily for bots, spiders or search engine crawlers. Search engines aren't human, they don't read or see. So, alt text represent as the description of the image.

Importance of Alt Text 

As I mentioned just now, it relates itself to SEO. To be top ranked in a certain search engine, alt-text should not be left out when we optimize certain keywords. It's very important! You may take a look on the importance of image to a blog.

Accessibility
But why it's so important? As I mentioned just now, alternative text is a text that represent or describe an image. So, inserting keyword phrase into the image will help you in SEO. That's why alt text cannot be neglected. Thus, use appropriate image that suit the topic. For examples, if we were writing a dog topic, then we can insert dog's picture. For instant, add related alternative text to the image inserted. This might help you in SEO.

However, do not spam keywords. Search engine are not a dumb arse. If we over-stuffed keywords into your blog, then we may ruin the ranking in search engine.

Comprehensible
Occasionally, some readers do not know why are we inserting the certain pictures that actually show some meaning. Hence, make it clear. We should insert an alt text into the picture as it will helpful for readers to comprehend the meaning of pictures. As long as you insert an alt text, it will probably help you in SEO. If you did, then you are killing two birds with one stone!