Study: NCT05317832

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: WI program
Description: This 14-week web-based physical activity intervention (WI) program was developed by the National Center on Health, Physical Activity and Disability. The WI program was developed with guidance from literature and practice in health behavior change and internet-based health promotion programming. The content and features of the WI program include motivational resource, updated weekly resources, and customizable features.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: WI program
Description: This 14-week web-based physical activity intervention (WI) program was developed by the National Center on Health, Physical Activity and Disability. The WI program was developed with guidance from literature and practice in health behavior change and internet-based health promotion programming. The content and features of the WI program include motivational resource, updated weekly resources, and customizable features.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: WI Program Reminder
Description: Participants will be provided with reminders to use the WI program

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: WI Program Reminder
Description: Participants will be provided with reminders to use the WI program

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: JITAI Goal Setting
Description: Participants will be provided with standard, tailored, or no goal for the day. The goal will focus on recommending minutes of moderate-intensity (or higher) physical activity and a reminder to perform strength exercises.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: JITAI physical activity message
Description: Participants will be provided with minutes of moderate-intensity (or higher) physical activity achieved, minutes of physical activity remaining, or no message.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Notification EMA
Description: Participants will be inquired through an ecological momentary assessment (EMA) if they received a JITAI physical activity message.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: End of day EMA
Description: Participants will be inquired, through an ecological momentary assessment (EMA), if they performed aerobic and/or strength exercises for the day.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Wake up time EMA
Description: Participants will be inquired, through an ecological momentary assessment (EMA), about the time they plan to wake up next day. This information will be used to provide a goal setting message for next day.

Intervention type: OTHER
Group type: ACTIVE_COMPARATOR
Intervention: Weekly PA Information
Description: Participants will have access to minutes of moderate-intensity (or higher) physical activity performed over the last 7 days.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Weekly PA Information
Description: Participants will have access to minutes of moderate-intensity (or higher) physical activity performed over the last 7 days.

Intervention type: OTHER
Group type: EXPERIMENTAL
Intervention: Daily PA Information
Description: Participants will have access to minutes of moderate-intensity (or higher) physical activity performed over the day.