Cybersickness in Virtual Environments
Summary
Cybersickness refers to a spectrum of discomfort symptoms—nausea, dizziness, headache, eye strain, disorientation and postural instability—that arise during or after immersion in computer‐generated environments. Rooted in parallels with motion sickness, cybersickness emerges when visual motion cues conflict with vestibular or proprioceptive signals. Contributors include high field of view, low frame rates, display latency, artificial locomotion methods and content characteristics such as abrupt accelerations or vection‐inducing scenes. Individual susceptibility varies with age, prior motion‐sickness history and sensory integration efficiency. Research frameworks draw on sensory‐conflict and postural‐instability theories, emphasising mismatches between expected and perceived motion, and on adaptation models that explore how repeated exposure can attenuate symptoms. As virtual reality (VR) becomes integral to training, therapy, entertainment and education, addressing cybersickness is vital for user safety, performance and technology acceptance. Strategies under investigation range from optimised hardware design and display calibration to movement-based interventions and pre-exposure adaptation protocols, all aiming to maintain immersion while minimising adverse effects.
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Cybersickness in Virtual Environments publication trend
The graph below shows the total number of articles in cybersickness in virtual environments across all publications each year (not limited to Nature Index journals).
Technical terms
Cybersickness: A cluster of nausea, dizziness, headache and related symptoms induced by immersive virtual environments due to sensory mismatches.
Presence: The subjective sense of “being there” in a virtual environment, reflecting successful sensory integration and immersion.
Vection: The illusion of self-motion elicited by visual stimuli, often implicated in cybersickness when mismatched with other sensory inputs.
Sensory conflict: A theoretical framework attributing motion-induced discomfort to discrepancies between expected and actual sensory signals (visual, vestibular or proprioceptive).
Simulator Sickness Questionnaire (SSQ): A standard self-report instrument for quantifying the severity and profile of cybersickness symptoms.
References
- Factors Associated With Virtual Reality Sickness in Head-Mounted Displays: A Systematic Review and Meta-Analysis. Frontiers in Human Neuroscience (2020).
- Cybersickness in current-generation virtual reality head-mounted displays: systematic review and outlook. Virtual Reality (2021).
- Virtual Reality Is Sexist: But It Does Not Have to Be. Frontiers in Robotics and AI (2020).
- Presence and Cybersickness in Virtual Reality Are Negatively Related: A Review. Frontiers in Psychology (2019).
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