The Untimely End of The Great Rachel Cosgrove Fitness Experiment (II) [lighter weights/high reps vs heavier weights/low reps?]

Someone stole my book. Right off the dumbbell rack on the weight floor where I’d left it propped open with a 2-pounder. (Because what else do you do with a 2-lb dumbbell? Use it to crack pecans? Roll out dough? Do that weird forearm exercise where you curl it backwards??) In all my years of …