When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.

When skipping rope, it is best not to jump on the concrete floor, because in the process of skipping rope, the soles of the feet have a certain impact when landing. If the ground is too hard, it will have a greater impact on the knees and body. It is best to jump on the lawn or plastic playground, but it can play a certain buffering role and reduce the impact on your body and knees.