![Normative Yo-Yo Intermittent Recovery Level 1 and Yo-Yo Intermittent Endurance Level 1 test values of boys aged 9–16 years - ScienceDirect Normative Yo-Yo Intermittent Recovery Level 1 and Yo-Yo Intermittent Endurance Level 1 test values of boys aged 9–16 years - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1440244019300970-gr2.jpg)
Normative Yo-Yo Intermittent Recovery Level 1 and Yo-Yo Intermittent Endurance Level 1 test values of boys aged 9–16 years - ScienceDirect
![JFMK | Free Full-Text | Performance in the Yo-Yo Intermittent Recovery Test May Improve with Repeated Trials: Does Practice Matter? JFMK | Free Full-Text | Performance in the Yo-Yo Intermittent Recovery Test May Improve with Repeated Trials: Does Practice Matter?](https://www.mdpi.com/jfmk/jfmk-08-00075/article_deploy/html/images/jfmk-08-00075-g001.png)
JFMK | Free Full-Text | Performance in the Yo-Yo Intermittent Recovery Test May Improve with Repeated Trials: Does Practice Matter?
![Yo-Yo Intermittent Recovery Level 1 (YYIR1) test results. RS, Rugby... | Download Scientific Diagram Yo-Yo Intermittent Recovery Level 1 (YYIR1) test results. RS, Rugby... | Download Scientific Diagram](https://www.researchgate.net/publication/326205648/figure/fig2/AS:645020889657345@1530796372255/Yo-Yo-Intermittent-Recovery-Level-1-YYIR1-test-results-RS-Rugby-sevens-GF-Gaelic.png)
Yo-Yo Intermittent Recovery Level 1 (YYIR1) test results. RS, Rugby... | Download Scientific Diagram
![Yo-Yo Intermittent Recovery Level 1 (YYIR1) test results. RS, Rugby... | Download Scientific Diagram Yo-Yo Intermittent Recovery Level 1 (YYIR1) test results. RS, Rugby... | Download Scientific Diagram](https://www.researchgate.net/publication/326205648/figure/fig2/AS:645020889657345@1530796372255/Yo-Yo-Intermittent-Recovery-Level-1-YYIR1-test-results-RS-Rugby-sevens-GF-Gaelic_Q320.jpg)
Yo-Yo Intermittent Recovery Level 1 (YYIR1) test results. RS, Rugby... | Download Scientific Diagram
![Table 4 from AEROBIC FITNESS AND YO‐YO CONTINUOUS AND INTERMITTENT TESTS PERFORMANCES IN SOCCER PLAYERS: ACORRELATION STUDY | Semantic Scholar Table 4 from AEROBIC FITNESS AND YO‐YO CONTINUOUS AND INTERMITTENT TESTS PERFORMANCES IN SOCCER PLAYERS: ACORRELATION STUDY | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/018611f8d89a39b633192aae75cde44d14848cba/3-Table4-1.png)
Table 4 from AEROBIC FITNESS AND YO‐YO CONTINUOUS AND INTERMITTENT TESTS PERFORMANCES IN SOCCER PLAYERS: ACORRELATION STUDY | Semantic Scholar
![Normative Yo-Yo Intermittent Recovery Level 1 and Yo-Yo Intermittent Endurance Level 1 test values of boys aged 9–16 years - ScienceDirect Normative Yo-Yo Intermittent Recovery Level 1 and Yo-Yo Intermittent Endurance Level 1 test values of boys aged 9–16 years - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1440244019300970-gr1.jpg)
Normative Yo-Yo Intermittent Recovery Level 1 and Yo-Yo Intermittent Endurance Level 1 test values of boys aged 9–16 years - ScienceDirect
![JFMK | Free Full-Text | Performance in the Yo-Yo Intermittent Recovery Test May Improve with Repeated Trials: Does Practice Matter? JFMK | Free Full-Text | Performance in the Yo-Yo Intermittent Recovery Test May Improve with Repeated Trials: Does Practice Matter?](https://www.mdpi.com/jfmk/jfmk-08-00075/article_deploy/html/images/jfmk-08-00075-g001-550.jpg)
JFMK | Free Full-Text | Performance in the Yo-Yo Intermittent Recovery Test May Improve with Repeated Trials: Does Practice Matter?
![Nagraj Gollapudi on how the yo-yo test became a selection standard for international teams | ESPNcricinfo Nagraj Gollapudi on how the yo-yo test became a selection standard for international teams | ESPNcricinfo](https://img1.hscicdn.com/image/upload/f_auto/lsci/db/PICTURES/CMS/270200/270290.jpg)
Nagraj Gollapudi on how the yo-yo test became a selection standard for international teams | ESPNcricinfo
![Frontiers | The Yo-Yo Intermittent Tests: A Systematic Review and Structured Compendium of Test Results Frontiers | The Yo-Yo Intermittent Tests: A Systematic Review and Structured Compendium of Test Results](https://www.frontiersin.org/files/Articles/343642/fphys-09-00870-HTML/image_m/fphys-09-00870-g005.jpg)
Frontiers | The Yo-Yo Intermittent Tests: A Systematic Review and Structured Compendium of Test Results
![Table 2 from The Yo-Yo intermittent recovery test level 1 is reliable in young high-level soccer players | Semantic Scholar Table 2 from The Yo-Yo intermittent recovery test level 1 is reliable in young high-level soccer players | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/ea0ea1f0688d1f5e8582cb4a92e28e6e85556914/4-Table2-1.png)