Tag Archives: f4x protocol

The Old School, New Body System (OSNBS)  is described as a simple-to-use workout handbook that requires as little as 90 minutes a week to keep individuals healthy and fit. Most of all, this guide has been created to encourage the aging population to step out of their bubble and into …

Here is my personal review of the old school new body (F4X). Read on for as much useful info I could pack into this thing and make an informed decision! TLDR: I use and recommend Old School, New Body. Pick up your copy here. straightforward easy on the joints works …