“Our skin reflects critical changes to the way we think, feel, and perceive, as well as our ability to handle stress and make decisions. By knowing how to read its signals, the skin can reveal the beginning stages of depression, personality disorders, dementia, including Alzheimer’s disease, and even Parkinson’s, long before these diseases wreak personal havoc,” says Norman. “Knowing more about brain-skin health will help people learn what they can do right now to protect, enhance, and even reverse changes to both our inner and outer brain.”