Table 1.

Objective and sample questions or prompts by focus group day.

Objective	Sample questions and prompts
Day 1: To understand participants’ general perceptions of and experiences with loneliness including coping techniques	When you first joined Happify, you said that you wished you were more connected to others. Reflecting back, can you tell me about what was going on in your life at the time? In what way(s) were you wishing to be more connected? In your experience, what makes you feel lonely? What do you do when you feel lonely? How do you cope? Can you tell me about the last time you felt lonely and why? When was this? What role does your support system play when you feel lonely?
Day 2: Understand participants’ experiences using Happify Health	What made you want to join Happify? What were you hoping to achieve? When Happify recommended the “Defeat Loneliness” track what did you think? Why? For this task I’d like you to reflect on your journey over the past few months, from the time you started using Happify to today. Tell me about your experience with loneliness during this time. How has Happify played a role in this experience? What did you think about the activities you were asked to complete? Which ones were most and least helpful? Why? Two skills I learned on Happify were ______ and _______.
Day 3: Understanding participants’ experiences with social distancing	How has social distancing changed your day-to-day life in the past month? What is the hardest part of social distancing for you? Why? On a scale of 1 (not at all) to 5 (extremely), when thinking about the next few months, how much is loneliness a concern for you? Please describe why or why not. How are you coping with loneliness during this time? Reflecting on Happify, what skills have you learned that are helping you cope at this time?