I was very happy with the devilbiss cpap machine that I have recently purchased online. This was my first time to use a breathing device for my obstructive sleep apnea. I was using a mouthpiece for a short while before but it did not do anything for my sleeping disorder. So I went ahead and saw a sleep specialist and was advised to get a cpap machine to treat my sleep apnea. From the moment I used the machine, I could really say that I was able to sleep without any disruptions. I felt a whole lot better the morning after and it was such a big relief knowing that I can have a good night sleep again after a very long time. This cpap machine really works and has given me a new chance in life. Now, my sleep apnea is gone and I have been getting uninterrupted sleep every night