Inclusion Criteria:  Participant is at least 18 years old. Participant is using a ResMed AirSense 10 device and ResMed myAir mobile app. Participant has been using CPAP therapy for less than 2 weeks. Participant has been enrolled in myAir for less than 2 weeks. Participants have self-reported resistant hypertension and they take 3 or more drugs to treat their hypertension. Participant owns a mobile device compatible with the Neo app (Android Jelly Bean, v16, 4.1.x or newer, and iOS 8 or newer) Participant is somewhat to fairly confident about being able to use Bluetooth connected devices and apps Participant consents to download the Neo app, Withings app, create a Withings account, and sync Withings data to ResMed's Project Neo. Willing and able to give informed consent Can read and comprehend written and spoken English  Exclusion Criteria:  Are participating in another app-based research study Cannot participate for the full duration of the study (at least 45 days) Unable to read or write English Participant is pregnant Participant is on Medicare