sets -- in a row or as a repeated circuit?
I go to Goodlife Fitness, and I've been doing the FitFix circuit (+ about six other machines that I've added in). The circuit is designed for once through with 8-12 reps per machine to muscle failure, once you can do 12 you up the weight. It's been suggested that I should do more than one set of reps, but I've got…
