Powell, John

Empirical Studies Assessing the Quality of Health Information for Consumers on the World Wide Web: A Systematic Review

Eysenbach, G., Powell, J., Kuss, O., & Sa, E.-R. (2002) · JAMA

Health Literacy and Information AccessibilitySocial Media in Health Education

Cited by 1,871

Health related virtual communities and electronic support groups: systematic review of the effects of online peer to peer interactions

Eysenbach, G., Powell, J., Englesakis, M., Rizo, C., & Stern, A. (2004) · BMJ

Health Literacy and Information AccessibilityMental Health and Patient Involvement

Cited by 1,268

Why Are Health Care Interventions Delivered Over the Internet? A Systematic Review of the Published Literature

Griffiths, F., Lindenmeyer, A., Powell, J., Lowe, P., & Thorogood, M. (2006) · Journal of Medical Internet Research

Telemedicine and Telehealth ImplementationDigital Mental Health Interventions

Cited by 820

What is the clinical value of mHealth for patients?

Rowland, S. P., Fitzgerald, J. E., Holme, T., Powell, J., & McGregor, A. (2020) · npj Digital Medicine

Mobile Health and mHealth ApplicationsDigital Mental Health Interventions

Cited by 454

What design features are used in effective e-health interventions? A review using techniques from critical interpretive synthesis.

Morrison, L. G., Yardley, L., Powell, J., & Michie, S. (2012) · Telemedicine and e-Health

Digital Mental Health InterventionsMobile Health and mHealth Applications

Cited by 290

Evaluating the responsiveness of the Warwick Edinburgh Mental Well-Being Scale (WEMWBS): Group and individual level analysis

Maheswaran, H., Weich, S., Powell, J., & Stewart-Brown, S. (2012) · Health and Quality of Life Outcomes

Psychometric Methodologies and TestingHealth Systems, Economic Evaluations, Quality of Life

Cited by 265

Internet information-seeking in mental health: Population survey

Powell, J., & Clarke, A. (2006) · British Journal of Psychiatry

Health Literacy and Information AccessibilityMental Health Treatment and Access

Cited by 253

Impacts of e-health on the outcomes of care in low- and middle-income countries: where do we go from here?

Piette, J., Lun, K., Moura, L., Fraser, H., Mechael, P., Powell, J., & Khoja, S. (2012) · Bulletin of the World Health Organization

Telemedicine and Telehealth ImplementationMobile Health and mHealth Applications

Cited by 188

The impact of social media influencers on health outcomes: Systematic review

Powell, J., & Pring, T. (2024) · Social Science & Medicine

Social Media in Health EducationMedia Influence and Health

Cited by 170

Problematic smartphone use: Digital approaches to an emerging public health problem

van Velthoven, M. H., Powell, J., & Powell, G. (2018) · DIGITAL HEALTH

Impact of Technology on AdolescentsDigital Mental Health Interventions

Cited by 162

Effectiveness of a Web-Based Cognitive-Behavioral Tool to Improve Mental Well-Being in the General Population: Randomized Controlled Trial

Powell, J., Hamborg, T., Stallard, N., Burls, A., McSorley, J., Bennett, K., Griffiths, K. M., & Christensen, H. (2012) · Journal of Medical Internet Research

Digital Mental Health InterventionsAnxiety, Depression, Psychometrics, Treatment, Cognitive Processes

Cited by 156

The Digital Health Competencies in Medical Education Framework

Car, J., Ong, Q. C., Erlikh Fox, T., Leightley, D., Kemp, S. J., Švab, I., Tsoi, K. K. F., Sam, A. H., Kent, F. M., Hertelendy, A. J., et al. (2025) · JAMA Network Open

Innovations in Medical EducationHealth and Medical Education

Cited by 155

Implementing an Open Source Electronic Health Record System in Kenyan Health Care Facilities: Case Study

Muinga, N., Magare, S., Monda, J., Kamau, O., Houston, S., Fraser, H., Powell, J., English, M., & Paton, C. (2018) · JMIR Medical Informatics

Electronic Health Records SystemsTechnology and Human Factors in Education and Health

Cited by 116

Trust me, i'm a chatbot: how artificial intelligence in health care fails the Turing Test

Powell, J. (2019) · Journal of Medical Internet Research

Artificial Intelligence in Healthcare and EducationEthics and Social Impacts of AI

Cited by 115

How level of realism influences anxiety in virtual reality environments for a job interview

Kwon, J. H., Powell, J., & Chalmers, A. (2013) · International Journal of Human-Computer Studies

Virtual Reality Applications and ImpactsSocial Robot Interaction and HRI

Cited by 115

A systematic review of networked technologies supporting carers of people with dementia

Powell, J., Chiu, T., & Eysenbach, G. (2008) · Journal of Telemedicine and Telecare

Dementia and Cognitive Impairment ResearchTechnology Use by Older Adults

Cited by 113

Cross-sectional survey of users of Internet depression communities

Powell, J., McCarthy, N., & Eysenbach, G. (2003) · BMC Psychiatry

Health Literacy and Information AccessibilityMental Health Treatment and Access

Cited by 96

Systematic review of communication technologies to promote access and engagement of young people with diabetes into healthcare

Sutcliffe, P., Martin, S., Sturt, J., Powell, J., Griffiths, F., Adams, A., & Dale, J. (2011) · BMC Endocrine Disorders

Diabetes Management and EducationMobile Health and mHealth Applications

Cited by 82

Sharing electronic health records: the patient view

Powell, J., Fitton, R., & Fitton, C. (2006) · Journal of Innovation in Health Informatics

Electronic Health Records SystemsMedical Coding and Health Information

Cited by 63

Effectiveness and Cost-Effectiveness of a Self-Guided Internet Intervention for Social Anxiety Symptoms in a General Population Sample: Randomized Controlled Trial

Powell, J., Williams, V., Atherton, H., Bennett, K., Yang, Y., Davoudianfar, M., Hellsing, A., Martin, A., Mollison, J., Shanyinde, M., et al. (2020) · Journal of Medical Internet Research

Digital Mental Health InterventionsAnxiety, Depression, Psychometrics, Treatment, Cognitive Processes

Cited by 44

Effectiveness and impact of networked communication interventions in young people with mental health conditions: A systematic review

Martin, S., Sutcliffe, P., Griffiths, F., Sturt, J., Powell, J., Adams, A., & Dale, J. (2011) · Patient Education and Counseling

Telemedicine and Telehealth ImplementationDigital Mental Health Interventions

Cited by 36

Pilot study of a virtual diabetes clinic: Satisfaction and usability

Powell, J., Jennings, A., Armstrong, N., Sturt, J., & Dale, J. (2009) · Journal of Telemedicine and Telecare

Telemedicine and Telehealth ImplementationDiabetes Management and Education

Cited by 30

Social Media Use Among Parents and Caregivers of Children With Rare Genetic Diseases: Scoping Review

Davis, C., Bogaert, L., Powell, J., & Low, K. (2025) · Journal of Medical Internet Research

Health Literacy and Information AccessibilitySocial Media in Health Education

Cited by 8