Results 181 to 190 of about 1,690,370 (217)

Impact of Mobile Phone Usage on Sleep Quality Among Medical Students Across Latin America: Multicenter Cross-Sectional Study.

open access: yesJ Med Internet Res
Izquierdo-Condoy JS   +13 more
europepmc   +1 more source

Limitations of mobile phone learning

The JALT CALL Journal, 2019
In this article, we discuss weaknesses inherent in mobile phone learning, and factors that limit its viability. (We do not discuss other m-learning devices such as PDAs.) We conclude that, while e-learning has met with some acceptance among educators and
Shudong Wang, Michael Higgins
semanticscholar   +1 more source

Are Mobile Phones Harmful?

Acta Oncologica, 2000
There is increasing public interest in health risks of mobile phone use. Although there is a vast body of material on the biological effects of radiofrequency fields, current risk assessment is still limited. The article describes several hypotheses and results of biological effects such as thermal effect, genetic and carcinogenic effects and cancer ...
Maria Blettner, Gabriele Berg
openaire   +3 more sources

Mobile Phone Addiction Among Children and Adolescents: A Systematic Review.

Journal of Addictions Nursing, 2019
OBJECTIVES Mobile phone addiction among children and adolescents has become a concern for all. To date, focuses have been given to Internet addiction, but comprehensive overview of mobile phone addiction is lacking.
Maya Sahu, S. Gandhi, M. Sharma
semanticscholar   +1 more source

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