A waggle is a smaller version of your full swing. If it does not include elements of your swing that you wish to show up, you are waggling wrong. Here is a deeper look on what is a waggle.
Now that you know how to waggle to get the club to do what you want it to do, here is how to incorporate your body into your waggle.
At this point, you know how to make the waggle benefit your club motion and get your body working properly. Here is how to bring in ground forces for a stronger swing.
A waggle is not a random jumble of movements. A waggle consists of elements that you are actively bringing into your swing. If it is random, it's not helping.