2024 Yes Daylight and Electric Lighting in Primary and Secondary School Classrooms in the UK—An Observational Study https://doi.org/10.3390/ijerph21070942 Price, Luke L. A. Europe Observational Exposure Students Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Lighting Vision Daylight Lighting children classroom Myopia Light logging Illuminance Spectrum Melanopic EDI Flicker Researchers measured lighting levels, spectrum, and flicker in UK classrooms using loggers and grid assessments. Many rooms lacked recommended daylight exposure, highlighting the need for improved lighting design to support student health and vision. 2024