“…Habit formation was the primary outcome in three studies (Fleig et al, 2013; Fournier et al, 2017; Fritz et al, 2019; McGowan et al, 2013). Feasibility was the primary outcome in three studies (Fleig et al, 2016; Fritz et al, 2019; White et al, 2017). Other primary outcomes included glycemic control and diabetes self-care (Pyatak et al, 2018), water intake (Gomez, Mariani, Lambert, & Monrozier, 2013), fruit and vegetable consumption (McGowan et al, 2013; Rompotis, Grove, & Byrne, 2014), and frequency of microwaving sponges or dishcloths (Mullan, Allom, Fayn, & Johnston, 2014).…”