In "Silent Killer" Dr. Hansler is warning everyone of the deadly dangers that exist in using ordinary, everyday, light bulbs. Doubling the risk for breast cancer and prostate cancer is just the beginning. Using ordinary light bulbs before bedtime is making it hard to fall asleep and stay asleep. Increased risk for obesity, diabetes, heart disease and Alzheimer's disease are other dangers. Fortunately, we don't have to give up using light. We only need to get rid of the blue rays. Light bulbs that don't make blue light and orange eyeglasses that block it are available at www.lowbluelights.com