The uBlock Origin extension (and add-on, if you're using Firefox) and uBlock Origin Extra extension (Chrome only) are great.
I haven't used a web browser without an ad blocker of some sort for a very long time now, and I used AdBlock Plus for years and still think it's very good, too.
Brian - Windows 10 Home, 64-Bit, Version 1809, Build 17763
Explanations exist; they have existed for all time; there is always a well-known solution to every human problem — neat, plausible, and wrong.
~ H.L. Mencken, AKA The Sage of Baltimore