EAT and YMYL pages are pages that contain essential information and advice. These are the pages that people go to with a specific need in mind. EAT/YMYL Like pages are established for a reason.
They contain great content, they apply to what people are looking for, and they have an authority that’s built. EAT/YMYL optimisation is an important part of SEO because these pages reflect the values of a website in the eyes of its visitors, and it shows trustworthiness.
A site is trustworthy when it provides high-quality and relevant information.