. 2017 Jul 19;5(7):e98. doi: 10.2196/mhealth.7420
©Lien Desteghe, Kiki Kluts, Johan Vijgen, Pieter Koopman, Dagmara Dilling-Boer, Joris Schurmans, Paul Dendale, Hein Heidbuchel. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 19.07.2017.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR mhealth and uhealth, is properly cited. The complete bibliographic information, a link to the original publication on http://mhealth.jmir.org/, as well as this copyright and license information must be included.
Figure 1.
Screenshot of the Health Buddies app representing the contract after filling out the daily challenge.