"Researchers discovered your forehead temperature controls whether your brain stays alert or shuts down. When your frontal lobe cools by even one degree, it automatically triggers #Sleep chemistry." At present, this cooling technique is not recognized as a universal or clinically prescriptive treatment for insomnia, and experiences vary. However, the 2011 research does provide support for the broader idea that targeted cooling of the prefrontal cortex may promote conditions associated with sleep readiness. plus, it's FREE to try! #Leverage Your Biology timesofindia.indiatimes.c..