Abstract Aim This study tested the effects of two training programs (one program based on extreme sided-games of 1v1 vs. one program based on the medium-sided game of 5v5) on the physical fitness adaptations of youth soccer players. In specific. it was analyzed the effects of the training programs on the 5–0–5 change-of-direction time (5–0–5 time). https://darthomes.shop/product-category/storage-cabinets-2/