The Yo-Yo tests and twelve-minute run test performance in young Japanese cross-country skiers

Autor: Oh Taewoong, Nakajima Setsuko, Denda Yuki
Rok vydání: 2013
Předmět:
Zdroj: Open Journal of Preventive Medicine. :246-250
ISSN: 2162-2485
2162-2477
DOI: 10.4236/ojpm.2013.32033
Popis: Purpose: The aim of the present study is to examine the performance of young Japanese cross-country skiers of different competitive levels with the use of Yo-Yo tests and the 12-minute run test (12MRT) that have been demonstrated to be related to each level, and to know which test is suitable for different competitive performance. Methods: Elite group (N = 9) was 16.9 ± 0.3 years and moderate trained group (N = 22) was 16.1 ± 0.9 years. The testing sessions consisted of the following: 1) Vertical jump and 50m sprint; 2) the Yo-Yo tests level 1 and 2 (intermittent recovery); 3) 12MRT. Results: Results showed the vertical jump heights and 50m sprint that no significant both performances differences were found among the two groups. Significant the Yo-Yo tests and 12MRT performances differences were found between the two groups (p
Databáze: OpenAIRE