Continuous positive airway pressure therapy (CPAP) uses an electronic machine to support a person who is diagnosed with obstructive sleep apnoea (OSA) to breathe more easily during sleep.A CPAP machine helps in increasing air pressure in patient’s throat so that their airway does not collapse when they breathe in. When you use CPAP, your bed partner may sleep better, too. While it may take time to get used to sleeping with your CPAP machine, there are a many types of devices and masks to meet your individual needs and  comfort.