, one for running, one for jumping, and there is also one for running, for example, a track called mondasurface, we try to jump on such a surface, football players train on this artificial turf, here we are trying on it jump, because firstly, in 10 years we realized that on the asphalt, when you jump for a long time, your joints hurt because it’s too hard, on the path it’s also too hard, on the sand it’s too soft, that is , this is the edge that we found that in order to perform this on... the load and so that the muscles are strong, the ligaments and tendons, for this we take certain shoes on a certain surface, we do all this work, in order to do this work , there are also a lot of exercises that, for example, mainly suffer knees, feet, back, every day we strengthen our feet, knees, back, because without this, without this, well, do, for example, a long jump. this is impossible, that is, for a person to have such qualities to jump 7 m in length, he must strengthen himself in every possible way every day, every day throughout the year, from year to year we perform these exercises. what k