MSI Press Blog

  Precerpt (pre-publication excerpt) from Grandma's Ninja Training Diary -- Memory, Muscle, and Motivation: Rediscovering Strength Later in Life When we return to exercise after a long hiatus, our bodies often surprise us with what they remember. The phenomenon of "muscle memory" isn't just anecdotal—it's a fascinating biological reality that gives older adults a significant advantage when resuming physical activity, something my trainer, Brittany, taught me. My own journey back to fitness revealed the veracity of that reality in unexpected ways. Despite decades away from military training, my body immediately recalled how to execute jumping jacks with surprising efficiency—completing 40 in quick succession when my trainer expected far fewer, and I could have kept going. My muscles had quietly preserved the neural pathways formed during my Army days, waiting patiently to be reactivated. This biological advantage comes from two mechanisms. First, the neural patter...

  Still in progress, but definitely in the line-up of future publications is Grandma's Ninja Training Diary -- the story and insights of a septaguanarian undertaking training in hopes of submitting an application tape to the ninja games (did not happen because of covid shutdowns and an interesting body discovery -- have to wait for the book to find that out). What was learned in the process, especially about the aging body and fitness, was pretty immense and will be shared in this "diary" in a unique way (experience of "Grandma" and discussion by her trainer, Brittany Renz, author of Girl, You Got This! ) intended to help those who are already in retirement keep fit.  So, aging muscles? Yep! Here are some articles that can shed some light on how they differ from the muscles of young'uns: 50-year-old muscles just can’t grow big like they used to – the biology of how muscles change with age  This is one of the best exercises you can do for your health if you’r...