Neck and shoulder strains under various head flexing positions while standing and sitting with and without back support for male and female smartphone users

Neck and Upper Extremity Musculoskeletal Symptoms Secondary to Maladaptive Postures Caused by Cell Phones and Backpacks in School-Aged Children and Adolescents

(2023) Danny G. Warda et al.   Healthcare

Influence of smartphone game play on head flexion angle, muscle activity, and load at C7 among adolescents

(2023) Bhanu Priya Dandumahanti et al.   WORK-A Journal of Prevention Assessment & Rehabilitation

Comparing the effect of the posture of using smartphones on head and neck angles among college students

(2022) Faeze Sarraf et al.   ERGONOMICS

Perceived Discomfort, Neck Kinematics, and Muscular Activity During Smartphone Usage: A Comparative Study

(2022) Zahra Vahedi et al.   HUMAN FACTORS

Field Study of Postural Characteristics of Standing and Seated Smartphone Use

(2022) Yi-Lang Chen et al.   International Journal of Environmental Research and Public Health

Effects of cervicothoracic postures on the stiffness of trapezius muscles

(2022) Hongying Liang et al.   MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING

Severity of slouched posture during smartphone use is associated with the musculoskeletal discomfort, daily usage, and school year among adolescents

(2022) Sharon M.H. Tsang et al.   ERGONOMICS

Influence of neck flexion angle on gravitational moment and neck muscle activity when using a smartphone while standing

(2021) Weerasak Tapanya et al.   ERGONOMICS

Ergonomic evaluation of the effects of forearm conditions and body postures on trapezius muscle activity during smartphone texting

(2021) Zhichuan Tang et al.   INTERNATIONAL JOURNAL OF INDUSTRIAL ERGONOMICS

Neck Muscular Load When Using a Smartphone While Sitting, Standing, and Walking

(2020) Woojin Yoon et al.   HUMAN FACTORS

A field study on spinal postures and postural variations during smartphone use among university students

(2020) Grace P.Y. Szeto et al.   APPLIED ERGONOMICS

A Comparison Study of Posture and Fatigue of Neck According to Monitor Types (Moving and Fixed Monitor) by Using Flexion Relaxation Phenomenon (FRP) and Craniovertebral Angle (CVA)

(2020) Kyeong-Hee Choi et al.   International Journal of Environmental Research and Public Health

Notions of “optimal” posture are loaded with meaning. Perceptions of sitting posture among asymptomatic members of the community

(2020) Vasileios Korakakis et al.   Musculoskeletal Science and Practice

Effect of neck flexion angles on neck muscle activity among smartphone users with and without neck pain

(2019) Suwalee Namwongsa et al.   ERGONOMICS

Head flexion angle when web-browsing and texting using a smartphone while walking

(2019) Hyeseon Han et al.   APPLIED ERGONOMICS

Spinal kinematics during smartphone texting – A comparison between young adults with and without chronic neck-shoulder pain

(2018) Yan Fei Xie et al.   APPLIED ERGONOMICS

Gender and posture are significant risk factors to musculoskeletal symptoms during touchscreen tablet computer use

(2018) Szu-Ping Lee et al.   Journal of Physical Therapy Science

Naturalistic data collection of head posture during smartphone use

(2018) Hyeseon Han et al.   ERGONOMICS

Gender difference in mobile phone use and the impact of digital device exposure on neck posture

(2016) Xiaofei Guan et al.   ERGONOMICS

A comparison of muscle activity in using touchscreen smartphone among young people with and without chronic neck–shoulder pain

(2015) Yanfei Xie et al.   ERGONOMICS

Evaluation of forward head posture in sitting and standing positions

(2015) B. Shaghayegh fard et al.   EUROPEAN SPINE JOURNAL

Neck kinematics and muscle activity during mobile device operations

(2015) Xiaopeng Ning et al.   INTERNATIONAL JOURNAL OF INDUSTRIAL ERGONOMICS

The relationship between smartphone use and subjective musculoskeletal symptoms and university students

(2015) Hyo-Jeong Kim et al.   Journal of Physical Therapy Science

Optimal protruding node length of bicycle seats determined using cycling postures and subjective ratings

(2014) Yi-Lang Chen et al.   APPLIED ERGONOMICS

The spinal posture of computing adolescents in a real-life setting

(2014) Yolandi Brink et al.   BMC MUSCULOSKELETAL DISORDERS

Head flexion angle while using a smartphone

(2014) Sojeong Lee et al.   ERGONOMICS

Effects of Cervical Flexion on the Flexion-relaxation Ratio during Smartphone Use

(2014) HyeonHui Shin et al.   Journal of Physical Therapy Science

Reliability of the Craniocervical Posture Assessment: Visual and Angular Measurements Using Photographs and Radiographs

(2013) Inae C. Gadotti et al.   JOURNAL OF MANIPULATIVE AND PHYSIOLOGICAL THERAPEUTICS

Postures, typing strategies, and gender differences in mobile device usage: An observational study

(2011) J.E. Gold et al.   APPLIED ERGONOMICS

Font Size and Viewing Distance of Handheld Smart Phones

(2011) Yuliya Bababekova et al.   OPTOMETRY AND VISION SCIENCE

Musculoskeletal symptoms among mobile hand-held device users and their relationship to device use: A preliminary study in a Canadian university population

(2010) Sophia Berolo et al.   APPLIED ERGONOMICS

Thumb postures and physical loads during mobile phone use – A comparison of young adults with and without musculoskeletal symptoms

(2009) Ewa Gustafsson et al.   JOURNAL OF ELECTROMYOGRAPHY AND KINESIOLOGY

MVC techniques to normalize trunk muscle EMG in healthy women

(2009) Francisco J. Vera-Garcia et al.   JOURNAL OF ELECTROMYOGRAPHY AND KINESIOLOGY

The influence of different sitting postures on head/neck posture and muscle activity

(2009) Joao Paulo Caneiro et al.   MANUAL THERAPY

Accommodation response and visual discomfort

(2009) Chinatsu Tosha et al.   OPHTHALMIC AND PHYSIOLOGICAL OPTICS

The impact of computer display height and desk design on 3D posture during information technology work by young adults

(2007) L. Straker et al.   JOURNAL OF ELECTROMYOGRAPHY AND KINESIOLOGY