How heavy are your pushups? This isn't a perfect test. Part of the weight in your arms isn't really being moved the same as the rest of your body, for one thing. Also, weight distribution will affect how heavy that weight will feel. However, I found it interesting and wanted to try. The weight fluctuated quite a bit based on how much I was leaning, so some of the positions look wonkier than usual. Just trying to get it to stay still. I told my wife I'd pick up sushi and didn't want the restauran