The effect of concentrated beetroot juice on muscle strength and balance in taekwondo athletes

Not Applicable

Conditions: healthy athletes.

Registration Number: IRCT2017072735331N1

Lead Sponsor: International Campus, Tehran University of Medical Sciences

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Complete

Sex: Male

Target Recruitment: 18

Inclusion Criteria

-the tendency to cooperation
-18 to 32 years old taekwondo athletes
- having necessary readiness for performing exercise tests using the Physical Activity Readiness Questionnaire
Exclusion criteria:
-will be unable to continue cooperation
-the emergence of lower extremity injuries
-making a change in the diet (or consumption of nitrate- rich foods) using the 24-hour Dietary Recall method
-the consumption of any kind of supplements during the study
-not consuming of concentrated nitrate-rich beetroot juice (in the two cases: 1-more than once during the study 2- on day 6 of the study)
-will be unable to execute the knee extensor test using proper form

Exclusion Criteria

Not provided

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Peak torque. Timepoint: before and after intervention. Method of measurement: Biodex isokinetic dynamometer system.;Peak power. Timepoint: before and after intervention. Method of measurement: Biodex isokinetic dynamometer system.;Total work. Timepoint: before and after intervention. Method of measurement: Biodex isokinetic dynamometer system.;Stability index. Timepoint: before and after intervention. Method of measurement: Biodex balance system.

Secondary Outcome Measures

Name	Time	Method
Heart rate. Timepoint: before and after intervention. Method of measurement: Heart rate monitor.;Systolic and Diastolic blood pressure. Timepoint: before and after intervention. Method of measurement: Blood pressure device.;MAP. Timepoint: before and after intervention. Method of measurement: calculating.