This article has been retracted due to ethical concerns. In accordance with policies and procedures governing academic publication we concluded that the above-mentioned article published in J. Phys. Ther. Sci. be retracted.
. 2026 Mar 1;38(3):r1. doi: 10.1589/jpts.36.488r1
Retraction: Influence of exercise using the Valsalva maneuver on vital signs in young adults
Yusuke Chigira
1,*, Tomomi Hayakawa
2, Kosuke Saida
1, Nobuyuki Takeuchi
1
Yusuke Chigira, PhD
1) Department of Physical Therapy, Graduate School of Health Science, Takasaki University of Health and Welfare:
501 Nakaoorui, Takasaki-shi, Gunma 370-0033, Japan
Find articles by Yusuke Chigira
Tomomi Hayakawa, RPT
2) Department of Rehabilitation, Tokyo Medical University Ibaraki Medical Center, Japan
Find articles by Tomomi Hayakawa
Kosuke Saida, RPT
1) Department of Physical Therapy, Graduate School of Health Science, Takasaki University of Health and Welfare:
501 Nakaoorui, Takasaki-shi, Gunma 370-0033, Japan
Find articles by Kosuke Saida
Nobuyuki Takeuchi, PhD
1) Department of Physical Therapy, Graduate School of Health Science, Takasaki University of Health and Welfare:
501 Nakaoorui, Takasaki-shi, Gunma 370-0033, Japan
Find articles by Nobuyuki Takeuchi
1) Department of Physical Therapy, Graduate School of Health Science, Takasaki University of Health and Welfare:
501 Nakaoorui, Takasaki-shi, Gunma 370-0033, Japan
2) Department of Rehabilitation, Tokyo Medical University Ibaraki Medical Center, Japan
*
Corresponding author. Yusuke Chigira (E-mail: chigira@takasaki-u.ac.jp)
Issue date 2026 Mar.
2026©by the Society of Physical Therapy Science. Published by IPEC Inc.
This is an open-access article distributed under the terms of the Creative Commons Attribution Non-Commercial No Derivatives (by-nc-nd) License. (CC-BY-NC-ND 4.0: https://creativecommons.org/licenses/by-nc-nd/4.0/)
PMCID: PMC12990951 PMID: 41846873
This retracts the article "Influence of exercise using the Valsalva maneuver on vital signs in young adults" in volume 36 on page 488.