Johnny Jet says that traveling during the holidays is likely going to get you sick because of the weather, and because people are traveling sick and coughing in a closed airplane cabin. But in first class, it tends to be more germ free because it's cleaned more thoroughly, and there's fewer people in that section of the plane. He recommends bringing travel wipes.
App of the week - UPLIFT. Taking five minutes to eliminate jet lag through the use of pressure points. Leo says it's hokum. But Johnny says it's based on the tried and true methods of Traditional Chinese medicine. $9.99 on Android and iOS.