Add Yahoo as a preferred source to see more of our stories on Google. Dr. Juli Fraga's new book, "Parents Have Feelings, Too" is out now.Courtesy of Juli Fraga I'm a psychologist and co-author of a ...

Those same little creatures who look like angels when they sleep can, without a moment's notice, cause headaches, jangled nerves, strained muscles, aching bones, and overloaded emotional circuits. But ...