Association between Changes in Swimming Velocity, Vertical Center of Mass Position, and Projected Frontal Area during Maximal 200-m Front Crawl

by Sohei Washino, Akihiko Murai, Hirotoshi Mankyu, Yasuhide Yoshitake
Published 2020-06-01

Effectiveness of Positive and Negative Ions for Elite Japanese Swimmers’ Physical Training: Subjective and Biological Emotional Evaluations

by Goichi Hagiwara, Hirotoshi Mankyu, Takaaki Tsunokawa, Masaru Matsumoto, Hirokazu Funamori
Published 2020-06-01