Images are a very important tool and they allow you to tell a story. When it comes to websites, images have the important role of creating a mood and make your website more attractive.
The downside of images, probably the main reason why your website could be underperforming. High-quality images can be heavy and have a negative impact on load time.
Plus, today users access your website from multiple types of devices. This means that your website will need to adapt to each type of device. Being responsive is positive, but, are your images optimized for those scenarios?
Image Optimization is a low hanging fruit when we talk about web performance. It seems very complex, but there are a lot of tools that you can use to optimize your images.