The action of water by nature is chaotic. If you look at the ocean it displays a simple truth. Just the slightest change in temperature or wind direction can have exponential effects on the surrounding environment.

So if I apply this secret to a Personal Training scenario, I have at my disposal one of the greatest weapons known to the core. I now have the ability to introduce a moderately controlled form of chaotic resistance into the situation.

In simple terms, the muscles of my clients core will have to work overtime to dominate the exercise if something ever changing such as water is used as a form of multi-planar resistance.

Watch the video below for a visual representation of this theory: