This study aims to determine the effect of endurance and speed on the performance of the National C1 football referee PSSI Riau Province. This study uses a quantitative approach with path analysis, the population in this study is the National C1 referee, amounting to 38 people, the sampling technique uses the Total Sampling technique that is the same sampling technique with the population, which is used as a sample for a total population of 38 referees National C1. Data were collected using match commissioner reports to measure referee performance, fitness tests to measure endurance and run 40 meters to measure speed. The results of the data analysis show that the path coefficient is significant and linear, where the magnitude of the direct effect is as follows: 1). The results of the endurance analysis showed a value of 9.30%. 2). The results of the speed analysis showed an amount of 7.45%. Conclusions based on the results of the research analysis and discussion, the following conclusions can be drawn. 1) there is a direct influence of endurance on the performance of the National C1 soccer referee, 2) there is an immediate effect on speed on the performance of football referee   Keywords: Endurance, Speed ​​, and Referee Performance.

The times that show the existence of learning innovations using online devices require learning innovations. The purpose of this research is to develop learning media for human body anatomy based on Lectora Inspire. The method used in research which is research and development (Research & Development). Lectora Inspire is an application that is used to develop instructional media products. In this study, the researchers analyzed that learning human body anatomy based on lectora inspire was still not widely used. Therefore, research on this learning media is quite urgent to do. Researchers provide a different point of view regarding lectora inspire-based learning media. In doing the validation, the researchers tested the material, media and learning validation by experts in their fields. Data were analyzed using quantitative descriptive analysis techniques that were expressed in the distribution of scores and a predetermined category rating scale. The sample used involved students who took part in the learning. Based on the results of the evaluation in the field of material received an average score of 4.19 and categorized as good. Evaluation in the media sector has an average score of 4.31 and is categorized as good, and students' responses in the small group average score of 4.26 are categorized as good. From the results of this study it can be concluded that the Lectora Inspire application is very effective in using learning media, especially human anatomy because it is supported by features that can facilitate the learning process

This study aims to determine the physical condition of the female futsal players in Pekanbaru during the covid 19 pandemic. The components measured are the most dominant physical condition components, namely strength, speed and endurance. This research is a descriptive research with survey method. Data collection techniques using tests and measurements. The instruments used are push ups, sit ups, 30 meter sprint, illionis agility run, standing long jump and Vo2 Max. Then all data are converted into T-scores and summed. Data analysis used descriptive percentage. The results showed that the physical condition of the women's futsal in Pekanbaru City. Based on the results of data analysis, description, testing of research results, and discussion, namely, the physical condition of Pekanbaru City Women's Futsal players based on the T Score was in the very good category of 0% (0 people), in the good category by 40% (4 people), in the medium category by 20% (2 people), in the less category by 40% (4 people), and in the very poor category by 0% (0 people). Meanwhile, based on the average value, which is 50.0, the profile of the physical condition of the female futsal players in the city of Pekanbaru is in the medium category.

The problem in research is the lack of agility that students have at SSB Woner. the purpose of this study was to determine the effect of the zig zag run exercise on the agility of SSB Woner students. The population in this study were all students aged 15 years using a total sampling technique, amounting to 15 students. This type of research is, using a one-group pre-test-post-test design. From the results of this study it can be concluded that the average pre-test was 19.13 and the post-test was 17.05, based on the normality test LoMax pretest was 0.1329 <L table 0.22, and LoMax posttest was 0.1224 <L table 0.22 is said to be normal. based on statistical analysis of the t test, the difference value is 2.01 and produces a tcount of 15.461 and a ttable of 1.761. Means tcount > ttable. It can be concluded that the zigzag run exercise (X) has an influence on agility (Y) on soccer players in SSB Woner Keyword: zig zag run training, agility, soccer