American Journal of Sports Science

Volume 9, Issue 3, September 2021

  • Examination of a Sigmoid Shape Composition for BMI Fluctuation and Fat Percentage

    Katsunori Fujii, Nozomi Tanaka, Yuki Takeyama, Tohru Ishigaki

    Issue: Volume 9, Issue 3, September 2021
    Pages: 60-65
    Received: Jun. 25, 2021
    Accepted: Jul. 12, 2021
    Published: Jul. 16, 2021
    Abstract: Body mass index (BMI) is an index of physique proposed by Quetelet, and has been given meaning as the Quetelet function, which is the ratio of body weight to the square of height. In recent years, BMI has been considered an indicator of obesity due to its high correlation with body fat percentage. However, while the relationship between BMI and bod... Show More
  • Analysis of the Effect of Progressive Speed Training on Tribal and Non-tribal School Boys

    Shaybal Chanda, Chandra Sankar Hazari, Sumanta Kumar Mondal

    Issue: Volume 9, Issue 3, September 2021
    Pages: 66-72
    Received: Aug. 08, 2021
    Accepted: Aug. 20, 2021
    Published: Sep. 13, 2021
    Abstract: Sprint training should start at the early stages of the athletes considering the importance of it as one of the most important motor abilities to achieve the best performance of the athlete at the desired age. The study aims to identify the progression of progressive speed training basis on the duration of training of the Santali tribe and Bengali ... Show More