Inclusion Criteria:  High risk of OSA and/or AFib, as defined by the risk algorithm developed by Sanford health 18 years or older, with sufficient English language skills Owning a smartphone with a relatively new operating system (iOS v. 14 (Iphone 6S or higher) or an Android device v.11<) Able to download and handle an app on a smartphone Willing and able to give informed consent  Exclusion criteria:  Diagnosed with OSA and/or AFib Diagnosed health issues that are potentially life threatening or causing mental issues (stroke, Alzheimer's Disease, depression, etc.) Pregnancy/breast feeding