Morning headaches can be caused by CO2 (carbon dioxide) retention. CO2 is the waste gas of respiration and needs to be got rid of. Patients who may retain CO2 are those who are obese and as a result hypoventilate (underbreathe), or those who have a respiratory disease. I hope you haven't covered the...

I work for an NHS Hospital and I diagnose and treat OSA. What I want to know is if this is only your first week on CPAP how did your provider know you need a CPAP pressure of 10cmH2O? Our patients spend their first 2 weeks on CPAP using an 'auto-titration' CPAP machine which helps establish their pr...

If you're waking with a dry mouth even when you're using a chin strap, you must still be opening your mouth in your sleep. Is the chin strap tight enough? They have to be quite tight for them to work properly. If you're on nasal CPAP and you're mouth-breathing, CPAP won't work as your mouth will be ...