I have been diagnosed with Obstructive Sleep Apnoea through a Sleep Specialist and can upload a report, CPAP prescription or letter from doctor., I have been diagnosed with Obstructive Sleep Apnoea through a Sleep Specialist but don\'t have evidence. We will call you before shipping to ask a few questions., I have not been diagnosed with Obstructive Sleep Apnoea. We strongly recommend that you have a sleep study done first before commencing CPAP therapy. This is to ensure that you don’t have a serious condition that may require different treatment or monitoring. We will call you before shipping to ask a few questions.