Smart Walk: A Culturally Tailored Smartphone-Delivered Physical Activity Intervention for African American Women

Inclusion Criteria

• Self-reported African American/Black female
• Aged of 24-65 years
• Insufficiently Active (\< 60 minutes of moderate-to-vigorous physical activity per week as measured by Exercise Vital Sign Questionnaire)
• BMI > 25 kg/m2
• English speaking and reading
• Ownership of a smartphone with the ability to download applications (i.e., apps)
• Ownership of a smartphone with the ability to receive text messages
• Willingness to receive a physical activity intervention delivered through their smartphone
• Willingness to include their first name or create an alias to be used on their profile page on the Smart Walk app

Exclusion Criteria

• Plans to relocate out of Phoenix area in next 12 months
• Endorsing an item on the Physical Activity Readiness Questionnaire (PAR-Q), unless a doctor's note for study participation in provided
• Resting systolic blood pressure greater than 180 mmHG and/or a diastolic blood pressure greater than 120 mmHG , as assessed at baseline or at any other study assessment
• Self-reported participation in another diet or weight loss study at screening
• Pregnant or planning to become pregnant in the next 12 months