Acceptance-based Behavioral Treatment for Obesity: Maintenance and Mechanisms (MYH-II)

Inclusion Criteria:

• Be between the ages of 18 and 70
• Have a BMI between 27-50
• Have the ability to engage in physical activity (i.e., can walk at least 2 blocks without stopping for rest).
• Agree to provide permission for the research team to regularly contact your physician throughout the study to share information on changes in your weight.
• Successfully complete all steps in the enrollment process

Exclusion Criteria:

• You have a medical condition or psychiatric condition that may limit your ability to comply with the behavioral recommendations of the program or pose a risk to you during weight loss.
• You are pregnant or plan to become pregnant in the next three years.
• Report recently beginning a course of or changing the dosage of prescription medications that can cause significant weight loss or weight gain.
• You are participating in or plan to participate in another weight loss program in the next three years.
• The research team identifies any factors that would render you potentially unable or unlikely to follow the protocol, or unable to benefit from it.