How many sets you should do is a question I get asked very, very often. Here's the answer. Geoff's Fully Custom Training Plans and One-on-one Mentorship? Email geodude412 (at symbol thingy) yahoo (dot symbol thingy) com Geoff's Book? (Currently on sale for $15, has 4.7 stars, rave reviews, enjoy!) https://www.verityfit.com/product-page/sweat Geoff's Instagram? https://www.instagram.com/geoffreyverityschofield/ Geoff's Medium? https://medium.com/@geoffreyschofield Geoff's Quora? (you probably already know!) https://www.quora.com/profile/Geoffrey-Verity-Schofield