Debra J. Strelow, RRT, RCP

Whether it’s your first night or you’ve been at it for a while and still feel unsure, here’s what you need to know to feel more comfortable and confident using your CPAP machine.

While you can use purified water in a CPAP machine temporarily, it is not recommended. Learn more about the best CPAP water to use at CPAP Supply USA.

Learn what differentiates APAP vs. CPAP therapy and how it may affect your therapy for obstructive sleep apnea.

Water buildup in your hose and mask can be common if you use a humidifier. Learn 5 tips to help resolve this issue and sleep more comfortably.

While it may be tempting to forgo therapy for a few days while you travel, staying consistent will help you feel your best throughout your trip and once you return. In this guide, we'll cover easy tips and tricks for flying and traveling with a CPAP machine.

Thinking about upgrading your CPAP? Read our ResMed AirSense 11 review, with information on new features and a comparison vs. the Airsense 10.

Compliance is the key to effective therapy for sleep apnea, and the mask you choose plays a big role. While there are several types of CPAP masks, all with different styles and fits, each is designed to create a good seal around your mouth, nose, or both to deliver consistent therapy throughout the night. In this guide, we'll walk through each of the most common CPAP mask options to help you differentiate between them and determine which might be best for you needs.

Up to 80% of obstructive sleep apnea cases go undiagnosed. Learn the differences between home sleep tests and in-lab sleep studies, how each works, and which option may be right for you.

Choosing the right CPAP mask can be tricky. Eliminate the guesswork and find a comfortable fit with our expert-curated list of the best CPAP masks in 2026.

Learn about the best CPAP machines in 2026 at CPAP Supply USA. We review five of the best rated options based on clinical experience and user feedback.