Cyberchondria

A pattern of excessive and repetitive internet-symptom-checking behaviour that leads to anxiety and distress.

Reference:
McElroy, E., & Shevlin, M. (2014). The development and initial validation of the cyberchondria severity scale (CSS). Journal of Anxiety Disorders, 28(2), 259-265. https://doi.org/10.1016/j.janxdis.2013.12.007

McMullan, R. D., Berle, D., Arnáez, S., & Starcevic, V. (2019). The relationships between health anxiety, online health information seeking, and cyberchondria: Systematic review and meta-analysis. Journal of Affective Disorders, 245, 270-278. https://doi.org/10.1016/j.jad.2018.11.037