" To my mind, every emergency room should have a low-intensity laser for people with stroke or head trauma. This therapy would be especially important for head injuries, because there is no effective drug therapy for traumatic brain injury. Uri Oron has also shown that low-intensity laser light can reduce scar formation in animals that have had heart attacks; perhaps lasers should be used in emergency rooms for cardiac "

― Norman Doidge , The Brain's Way of Healing: Remarkable Discoveries and Recoveries from the Frontiers of Neuroplasticity