Watching television in the dark is harmful to human eyes
the verdict
SUPPORTED
the evidence backs this
confidence 85/100
Evidence indicates that viewing bright electronic screens in dark environments increases visual fatigue and causes strain, supporting the claim that watching television in the dark is harmful to the eyes.
Evidence for · 2
Effects of Paradigm Color and Screen Brightness on Visual Fatigue in Light Environment of Night Based on Eye Tracker and EEG Acquisition Equipment
2022 · cited by 39
Paper 1 demonstrates that using screens in dark environments with high brightness exacerbates visual fatigue.
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More for · 1
Effects of ambient illuminance and mobile phone screen brightness on tear film stability, visual fatigue, and blink patterns during reading.
2025 · cited by 3
Paper 4 finds that reading on screens in a dark environment with a bright screen leads to significant tear film instability and visual fatigue.