knee injuries

This is a question that has been around since fat skis first hit the market. There aren’t any science-proof answers yet as no long term studies have been performed. But if you’ve ever skied fat skis all day on groomers, you know that they create forces on your knees that skinny skis don’t. As the ski starts to get fatter than your foot, you’re not just setting the ski on edge but also levering yourself up off the snow. This has a double effect : 1 you’re adding the force required to lift you off the snow to to the forces involved and 2: the wider ski is adding a longer lever to the lateral forces applied to your knee. […]