“When I was a kid, I broke both of my wrists and therefore had very weak wrists, which led to trouble with lifting weights,” said an inventor from San Juan, Texas. “Since push-ups are my best exercise, I came up with the idea of combining them with a grip-strengthening exercise so that they also targeted the muscles in the fingers, hands, wrists and forearms.”
September 10, 2018
· 1 min read