Bring Back Incandescent Lighting.

In 1973, John Ott put full spectrum lights in two Chicago classrooms. Within a week, hyperactive first graders settled down, one boy who couldn't sit still taught himself to read, and the class later had a third as many cavities. The schools refused to continue it. pic.twitter.com/Yt72iOHLJj

— A Midwestern Doctor (@MidwesternDoc) September 18, 2026