Identification of the effects of low back pain and motor control influence on soccer players performance.

At least 60 volunteer athletes who playing soccer at least 3 years, not away from field more than 2 weeks, 16 years and older are planned to include this study. All participating athletes in this study will be signed an informed consent form then their demographic information will be recorded. To evaluate disability due to low back pain, musculoskeletal problems and the willingness to participate in sports will be used the Oswestry Disability index, the Nordic Musculoskeletal System questionnaire and the Sport Motivation Scale-2, respectively. The motor control levels of the athletes will be assessed with the motor control test battery (MKTB), the core stability with the Sahrmann's core stability test, core muscles endurance with the sport-specific endurance plank test and side bridge endurance test, the static balance with the stand stork test, the dynamic balance with the lower quadrant y balance test, postural changes with the Corbin Posture Rating Scale, the agility with the T test, speed and coordination with 4-10 shuttle run test, explosive force with long jump test, the kinetic chain with the functional movement screen.

Inclusion Criteria:

• Be over 16 years old,
• Participating in the soccer training for at least three years,
• Soccer players who have not stayed away from their sport for more than two weeks

Exclusion Criteria:

• Any history of orthopedic or neurological injury or pain that may interfere with normal football training or competition during assessment
• History of spine/lower and upper extremity surgery,
• Structural deformities such as scoliosis and kyphosis,
• Having trap neuropathy
• Soccer players who had injuries other than chronic low back pain in the last 6 months will be excluded from the study.

All volunteer employees who are over the age of 16, have been playing football for at least three years, have not been away from football for more than two weeks, play football and meet the inclusion criteria of the study will be included.