---
title: What is CPAP? Everything you need to know
description: CPAP uses an air pump and mask to deliver mild air pressure to the upper airway of a person while they sleep. There are 3 CPAP machine types, Learn more
---

[NZ Blog ](https://www.resmed.co.nz/blog)

# [What is CPAP? Everything you need to know](https://www.resmed.co.nz/blog/what-is-cpap-everything-you-need-to-know)

 Written by [Resmed](https://www.resmed.co.nz/blog/author/resmed) | Mar 21, 2019 12:15:00 PM

[View full post](https://www.resmed.co.nz/blog/what-is-cpap-everything-you-need-to-know)

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