Hydrate. Make lists. Leave yourself time. And other tips for reducing holiday travel stress

Travel can be stressful in the best of times. Now add in the high-level anxiety that seems to be baked into every holiday season and it's clear that travelers could use some help calming frazzled nerves. Travel pros say there is plenty you can do ahead of time to make for a happier and less-stressful holiday journey. Make a list and check things of...