Primary aim of this study is to develop a new reactive agility test spesific for Judokas and evaluate it's validity and reliability. Secondary aim is the investigation of relationship between reactive agility performance score and some of the physical fitness parameter scores related to health and performance.

Inclusion Criteria:

• Active judo training of minimum 300 minutes in a week.
• At least 3 years of Judo experiance
• No acute injury or illness that prevents judo training
• No use of drug or medicine that can/may affect noromusculer control

Exclusion Criteria:

• Major trauma in 6 months prior to study
• Judokas that can't complete the test properly