Participant Resources 

First Things First.

To participate in this study, you must download the ExpiWell app on your smartphone. ExpiWell is the platform we’ll use to send and collect your survey responses throughout the study.

Daily Survey Screenshots

(Step-By-Step Videos)

For iPhone Users

For Android Users

Note: Please submit only one screenshot—the initial one.

How To Screenshot!

  1. Press the Power button and Volume Down button at the same time.

  2. Hold for about 1 second and release.

  3. You’ll see a quick flash or animation confirming the screenshot.

Note: On some Android devices (such as Samsung), you can also swipe the side of your palm across the screen to capture.