It’s that time of year where everyone around you seems to be coming down with something. Cold and flu season is never any fun to have to come to terms with, especially when you use a CPAP machine. It can be uncomfortable to try and sleep with a stuffed up nose and a headache amongst many of the other symptoms that your cold may present. With a CPAP machine, part of using it means your airways need to remain open and accessible for air to flow though as you sleep in order for the CPAP therapy to work properly. So cold tend to present a challenge for CPAP users.