Long wavelength light reduces the negative consequences of dim light at night.

"data sharing available from the corresponding author upon request. appendix a supplementary data supplementary data to this article can be found online at https://doi"

"Disclosures: The authors of this work have no financial interests directly related to this manuscript. Ben Harrison and Sina Afshari are employed by Korrus Inc. and have a financial interest in the commercial use of the LED lighting system for humans."

"We would like to acknowledge UCLA students Kyle Nguyen-Ngo and Kelly Yun who helped with the scoring of some of the fluorescence staining. Dr. Kathy Tamai provided editorial assistance. We thank Dr. Stuart Peirson for advice on the illumination and providing software (Rodent Toolbox v2.2). Core equipment used in this study was supported by the National Institute of Child Health Development under award number: P50HD103557 (PIs Bookheimer, Kornblum). HBW was supported by a government scholarship for study abroad provided by the Taiwan Ministry of Education (#1100090595). An earlier version of this work was published as preprint, https://www.biorxiv.org/content/10.1101/2022.06.09.494760v2."