Seems pretty obvious, right? Take a ride on one of those high-vibrations balance board thingies, get a good workout in more ways than one. I'm not sure how well it'd work with any Aneros model, but I bet it goes great with a tennis/lacrosse ball or prostate cradle.
https://www.amazon.com/dp/B074D5HGKZ/ref=emc_b_5_t