We are currently enrolling subjects from the local community surrounding our clinical sites in Baltimore and Hagerstown, Maryland.

The following is a list of eligibility criteria for the study:

• Age: 21-75 years
• Ability for provide informed consent
• English speaking

Individuals with any of the following conditions are considered ineligible:

• Type 2 diabetes (on insulin or oral medications)
• Use of blood thinners (coumadin) or oral steroids
• Use of oxygen during the day or during sleep
• Prior treatment for sleep apnea with CPAP or surgery