2020-02-22 11:51

Another for the “all the rays are actinic” files: Your fat cells need blue light.

insufficient stimulation of the light-OPN3 adipocyte pathway is part of an explanation for the prevalence of metabolic deregulation in industrialized nations where unnatural lighting has become the norm.
https://www.medicalnewstoday.com/articles/could-sunlight-combat-metabolic-syndrome

[Update 2025-12-06: That link seems to have gone dead. I think maybe this is the original paper that article referred to: https://pmc.ncbi.nlm.nih.gov/articles/PMC7341981/.]