If you have sleep apnea, you've probably worried about ways to travel with your CPAP. It is critical for your health (and your sleep)!  I use a CPAP, have for years, and have been researched about traveling overseas with a CPAP for our trip to Ireland and Scotland. There are some good articles out there, but the most comprehensive resource is the US Department Of Transportation's Steps Taken to Ensure New Security Requirements Preserve and Respect the Civil Rights of People with Disabilities.