Modern research is providing ways to avoid dementia and Alzheimer’s disease. In this book you will learn that the hormone melatonin your body produces helps to protect your brain. You will learn that ordinary light at night is robbing your brain of this beneficial substance. You will learn how it was discovered that the blue rays in ordinary light from everyday lighting, televisions computers and mobile devices suppresses melatonin. Special light bulbs were developed that don’t produce blue light as well as special orange glasses that block blue light allowing normal nighttime activities without the dangers of blue light affecting the brain.