External focus instruction using a paper balloon: impact on trunk and lower extremity muscle activity in isometric single-leg stance for healthy males

• Main Authors: Koji Murofushi (Author), Tsuyoshi Morito (Author), Hiroshi Akuzawa (Author), Tomoki Oshikawa (Author), Yu Okubo (Author), Koji Kaneoka (Author), Sho Mitomo (Author), Kazuyoshi Yagishita (Author)
• Format: Book
• Published: Frontiers Media S.A., 2024-03-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

IntroductionCore stability is crucial for preventing and rehabilitating lumbar spine injuries. An external focus instruction using a paper balloon is an effective way to activate the trunk muscles. However, the degree of trunk and lower extremity muscle activation during single leg stance with exter...