Books by Kristoffer Lidengren

Hypertrophy and Calisthenics the PRIO SYSTEM: A Workout Program Backed by Science That Will Show You How to Gain Muscle and Build Strength with Bodyweight Strength Training
Kristoffer Lidengren

Hypertrophy and calisthenics THE PRIO SYSTEM: A workout program backed by science that will show you how to gain muscle and build strength with bodyweight strength training.
Kristoffer Lidengren