Travel with MTD

Do you have experience traveling with MTD? I need to make a trip for work. Long international flight, talking about half way around the world. If there are tips for traveling safe and sound with MTD that you can share? How best to not over use your voice in noisy environment like the airport? How to get comfortable in airplane while your throat is tied and painful? How to minimize not to get sick, can’t image getting such with MTD! Etc… thanks for sharing!!