Which is more harmful to the knee, skipping or running?

Running and skipping rope do great harm to knees, but running will do more harm. First, when running, the whole body's gravity is concentrated on the knees, which is very harmful; Second, if you run continuously for a long distance, the knee injury is even greater. In short, it is recommended to change the way of exercise, such as swimming without injury, which is the first choice for exercise ~