https://noai.duckduckgo.com/

Even if you disable seeing it, Google still uses your search query as AI training and processes your results that way. If you don't want to use AI you need to stop using Google, and all Google services.

ecosia.org

Use a trackball instead of a mouse. I had wrist pain too until I started using a trackball.

I like the Logitech MX Ergo.

See a doctor if you can afford it. I had bad carpal tunnel syndrome and went through therapy. I thought it returned but I actually had a bulging disc in my neck. Different PT and a few changes have helped greatly