A few years ago, Mike Boyle and other trainers and physiotherapists on the East Coast came up with a joint-by-joint approach to physical training. It is cleverly based on the fact that our skeletal structure is made of many joints that are designed to either provide mobility or stability. Look at our legs and our
PR every day! Personal Record, Personal Best, 1RM (one rep max). So many ways to describe the same concept, which is: the best we can do right now at a specific skill. We all know that if we want to make any progress in our training, we need to constantly challenge our body and mind.