Fox News App and Website Freeze MacBook and iPhone

seems To be a common problem with Fox News app. The further down the app scan it begins to run slower and slower especially on iPad. I believe it is all the crap they load between different sections. Only on news app.

I believe it is the app. At least it is for me.

You don't tell us which versions of macOS and Safari that you're using.

Please make sure that both are up to date. You don't have to upgrade to the newest OS, just make sure there are no updates waiting for the version you have.

Update macOS on Mac - Apple Support

Since this has been going on for some time now with no apparent fix in sight, when you have trouble using a website with Safari, try opening it with a third party browser.

I suggest you take a look at Firefox browser or Brave browser.

Download an alternative browser and install it into your Applications folder. Launch and use that when you encounter websites that don't play well with Safari.

Try reducing the size of your fonts it worked for me