Buying presents for hard-to-please relatives? Check. An overloaded social schedule? Check. Crazy traffic? Check. Really high expectations to meet? Check. No, this isn’t a recipe for a beloved family Christmas dish. It’s a list of common ingredients that often make up the holiday stress that comes this time of year.  Like it or not, holiday stress is usually an annual event that begins to percolate after Halloween and continues on through New Year’s. If you let it get the best