Umbilical hernia. An umbilical hernia is an outward bulging (protrusion) of the lining of the abdomen or part of the abdominal organ(s) through the area around the belly button. Causes. An umbilical hernia in an infant occurs when the muscle through which the umbilical cord passes does not close completely after birth.
The Lightbox ad is the first in a new family of display ads that will allow advertisers to only pay when a user engages, says Google on a company blog post announcing the addition.
Understanding a light box. A light box mimics outdoor light. Researchers believe this type of light causes a chemical change in the brain that lifts your mood and eases other symptoms of SAD. Most people use light boxes for a minimum of 30 minutes each morning. You can buy a light box over the counter, or your doctor may recommend a specific light box. Most health insurance plans do not cover the cost.