I get asked this all the time. Will I lose muscle if I do the Insanity Workout? As with most questions, there's an annoying answer: it depends. What are the variables? They're your current body composition, your goals, and how you approach nutrition. Let's take a quick look at what the Insanity Workout is designed to do, and then see how you can tweak that to best suit your needs.
Yesterday was rough. As reported I woke up feeling sore, and that soreness lingered throughout the day. My hamstrings and calves were stiff and aching, and I kept having to stand up every twenty minutes or so to stretch them out during the course of the day. By the time I got home I was getting seriously worried that I wouldn't be able to do the next INSANITY workout-if I was limping up the stairs, how was I going to do Suicide Jacks?
So how to tell if your trainer is actually qualified to train you? The first and simplest step is to ask for their qualifications. Confused by the seemingly endless acronyms that they then give you? Here's a breakdown of what it all means.