Here is a version that balances the 60-90 word requirement with an authentic,...

https://www.thepennypincher.co.uk/post/why-are-vet-bills-so-expensive-in-the-uk-what-the-cma-investigation-means-for-dog-owners

Here is a version that balances the 60-90 word requirement with an authentic, expert tone: "Vet bills are up 63%