Table 5.
Social Media Health Challenge mechanism
| Challenges | Chung et al. (2017) | Epstein et al. (2016) | Kaipainen et al. (2012) | Hutchesson et al. (2013) | Matwiejczyk et al. (2015) | MacNab & Francis (2015) |
|---|---|---|---|---|---|---|
| Behaviour change techniques | - | Mindfulness eating | Mindless eating | Persuasive Design | - | - |
| Sub-tasks designated as challenges | - | x | x | x | x | x |
| Weekly distribution | - | - | - | x | x | x |
| Daily distribution | - | x | x | - | - | - |
| Practical tools | - | x | x | x | x | x |
| Social environment concerns | - | - | x | - | - | |
| Technologic Support | ||||||
| Web sites | - | - | x | - | x | x |
| E-mails | - | - | - | - | x | x |
| Printed materials | - | - | - | - | x | x |
| Power Point | - | - | - | - | x | - |
| Facebook page | - | x | - | - | - | x |
| Twitter page | - | - | - | - | - | x |
| App with a photographic eating 'diary' | - | x | - | - | - | - |
| Content | ||||||
| Recipe | - | - | - | - | x | x |
| Motivational tips and nutritional information | - | - | - | - | x | x |
| Shopping lists | - | - | - | - | - | x |
| List of physical exercises | - | - | - | - | - | x |
| Small challenges | - | - | - | - | x | x |