List of works - Koji Hara

Age-related declines in the swallowing muscle strength of men and women aged 20-89 years: A cross-sectional study on tongue pressure and jaw-opening force in 980 subjects

scientific article published on 31 May 2018

Association between echo intensity of the tongue and its thickness and function in elderly subjects

scientific article published on 02 April 2019

Association between myotonometric measurement of masseter muscle stiffness and　maximum bite force in healthy elders

scientific article published on 30 March 2020

Association between tongue muscle strength and masticatory muscle strength

scientific article published on 20 November 2018

Effects of aging and sarcopenia on tongue pressure and jaw-opening force

scientific article published on 22 January 2016

Excessive anterior cervical muscle tone affects hyoid bone kinetics during swallowing in healthy individuals

scientific article published on 8 November 2017

Factors associated with masseter muscle quality assessed from ultrasonography in community-dwelling elderly individuals: A cross-sectional study

scientific article published on 12 February 2019

Factors associated with the number of microorganisms on the tongue surface in patients following acute stroke

scientific article published on 04 September 2020

High-speed jaw-opening exercise in training suprahyoid fast-twitch muscle fibers

scientific article published on 22 January 2018

Jaw-opening force test to screen for Dysphagia: preliminary results

scientific article published on 19 September 2013

Jaw‐retraction exercise increases anterior hyoid excursion during swallowing in older adults with mild dysphagia

scientific article published in 2021

Relationship between displacement of the masseter muscle during biting and masseter muscle quality and bite force in healthy elderly persons

scientific article published on 22 January 2020

Relationship of aging, skeletal muscle mass, and tooth loss with masseter muscle thickness

scientific article published on 8 March 2018

Tongue thickness is associated with masticatory performance of perioral muscles: Ultrasonographic study of perioral muscle characteristics in healthy young subjects

scientific article published on 26 November 2019

Tongue-pressure resistance training improves tongue and suprahyoid muscle functions simultaneously

scientific article published on 22 March 2019

List of works by Koji Hara

Age-related declines in the swallowing muscle strength of men and women aged 20-89 years: A cross-sectional study on tongue pressure and jaw-opening force in 980 subjects

Association between echo intensity of the tongue and its thickness and function in elderly subjects

Association between myotonometric measurement of masseter muscle stiffness and　maximum bite force in healthy elders

Association between tongue muscle strength and masticatory muscle strength

Effects of aging and sarcopenia on tongue pressure and jaw-opening force

Excessive anterior cervical muscle tone affects hyoid bone kinetics during swallowing in healthy individuals

Factors associated with masseter muscle quality assessed from ultrasonography in community-dwelling elderly individuals: A cross-sectional study

Factors associated with the number of microorganisms on the tongue surface in patients following acute stroke

High-speed jaw-opening exercise in training suprahyoid fast-twitch muscle fibers

Jaw-opening force test to screen for Dysphagia: preliminary results

Jaw‐retraction exercise increases anterior hyoid excursion during swallowing in older adults with mild dysphagia

Relationship between displacement of the masseter muscle during biting and masseter muscle quality and bite force in healthy elderly persons

Relationship of aging, skeletal muscle mass, and tooth loss with masseter muscle thickness

Tongue thickness is associated with masticatory performance of perioral muscles: Ultrasonographic study of perioral muscle characteristics in healthy young subjects

Tongue-pressure resistance training improves tongue and suprahyoid muscle functions simultaneously

Treatment and evaluation of dysphagia rehabilitation especially on suprahyoid muscles as jaw-opening muscles

List of works by Koji Hara

Age-related declines in the swallowing muscle strength of men and women aged 20-89 years: A cross-sectional study on tongue pressure and jaw-opening force in 980 subjects

Association between echo intensity of the tongue and its thickness and function in elderly subjects

Association between myotonometric measurement of masseter muscle stiffness and maximum bite force in healthy elders

Association between tongue muscle strength and masticatory muscle strength

Effects of aging and sarcopenia on tongue pressure and jaw-opening force

Excessive anterior cervical muscle tone affects hyoid bone kinetics during swallowing in healthy individuals

Factors associated with masseter muscle quality assessed from ultrasonography in community-dwelling elderly individuals: A cross-sectional study

Factors associated with the number of microorganisms on the tongue surface in patients following acute stroke

High-speed jaw-opening exercise in training suprahyoid fast-twitch muscle fibers

Jaw-opening force test to screen for Dysphagia: preliminary results

Jaw‐retraction exercise increases anterior hyoid excursion during swallowing in older adults with mild dysphagia

Relationship between displacement of the masseter muscle during biting and masseter muscle quality and bite force in healthy elderly persons

Relationship of aging, skeletal muscle mass, and tooth loss with masseter muscle thickness

Tongue thickness is associated with masticatory performance of perioral muscles: Ultrasonographic study of perioral muscle characteristics in healthy young subjects

Tongue-pressure resistance training improves tongue and suprahyoid muscle functions simultaneously

Treatment and evaluation of dysphagia rehabilitation especially on suprahyoid muscles as jaw-opening muscles

Association between myotonometric measurement of masseter muscle stiffness and　maximum bite force in healthy elders