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Candle smoke exposure impairs brain function within hours, raising dementia concerns.
A University of Birmingham study links candle use to short-term cognitive decline, finding that exposure to candle smoke impaired focus, emotion recognition, and task performance within four hours.
Participants exposed to candle-generated particulate matter showed reduced working memory and psychomotor speed compared to those in clean air.
Researchers warn low-level indoor pollution may harm brain function over time, potentially increasing dementia risk, and urge greater awareness of household air quality.
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La exposición al humo de las velas perjudica la función cerebral en cuestión de horas, lo que genera preocupaciones sobre la demencia.