How blue light from computer screens affects vision and eye health

This video evaluates scientific literature to demystify whether or not the blue light emitted by devices such as computers and smartphones can have a detrimental impact on our vision and eye health. It also discusses measures individuals can take to reduce their exposure to blue light and abate side effects. Please make sure to like, subscribe, and comment!

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This video is provided for general and educational information only. Please consult your health care provider for Information about your health.

This video was made by McMaster students Prabhnoor Ghuman, Julie Fayez, Aditya Sikand, Kopica Thayaparan in collaboration with the McMaster Demystifying Medicine Program


Copyright McMaster University 2018

References:

Tejedor, J. V., Marchena, M., Ramirez, L., Ayuso, D. G., Vicente, V. G., Ramos, C. S., …Germain, F. (2018). Removal of the blue component of light significantly decreases retinal damage after high intensity exposure. PLoS ONE, 13(3), e0194218. https://doi.org/10.1371/journal. pone.0194218

Rempel, D., Willms, K., Anshel, J., Jaschinski, W., & Sheedy, J. (2007). The effects of visual display distance on eye accomodation, head posture, and vision and neck symptoms. Human Factors and Ergonomics Society, 49(5), 830-838. https://doi.org/10.1518/001872007X230208

Wimalasundera, S. (2006). Computer vision syndrome. Galle Medical Journal, 11(1), 25-29. doi: 10.4038/gmj.v11i1.1115