I had a gut feeling when I bought this that science would eventually catch up to and prove my instinct right — that there's far more to its benefits than a bit of fun. First of all, for someone who sits a lot designing, this thing just feels AWESOME! But then as you start to squat and lean back and lean forward, you realize that, depending on your stance, it can work your core, legs. I mainly do squats and pushups on it and recently started doing lunges on it, which is crazy challenging, but I love it. Most importantly, while science still hasn't figured out the full mystery behind osteoporosis, we do know these vibrating plates improve bone density — that alone should have you snatching one up! Add to that, it helps improve balance and muscle strength — key for avoiding injury-causing falls as people get older. It also tremendously helps with circulation and lymphatic drainage, so it can dramatically tamp down soreness after workouts. I love taking mine on trips for others to