Also properly formatted images with titles will have a better chance of turning up in a google image search and that can't be a bad thing. Here are 5 things you can do today to help optimise your images.
You want your site to be as fast as humanly possible and having huge image files on oyur page will effect this. Most people will be viewing your site on a mobile phone so super high resolution images aren't necessary.; Scaling down image size can save you valuable megabytes as can changing the file type from JPEG to PNG or GIF. The plus side of using these formats is that oit will shrink the size of the image but still keep all that lovely metadata.
Use alt tags. Use alt tags to describe what is going on in the picture. That will ultimately help searchers find you.
If you use stock photography or your are crawling your way through pixabay to find some royalty free images it is well worth the time changing the title of the images before you upload them onto your site. Giving a short description of the image is best. Sticking a keyword in there might seem like a good idea but make sure it relates to the image.
Also know as the alt description it’s is always wise to be as descriptive as you can when filling this in. If you image doesn't load for some reason this is what will appear. It also helps with Google's Search Index.
This is more of an aesthetic feature than anything to do with SEO. We all know that user experience is vital in today's digital marketing game so images that are throw any which way on a page will make users think that your website isn't up to scratch. Taking that extra bit of care will always make your website look great.