“…Less than 5% of all studies included appeared in more than one systematic review, indicating the breadth and diversity of studies reviewed. The major modes of program delivery were (a) mHealth, text messaging, mobile, and/or smart-phone technologies (n = 21) (5, 7, 14, 19, 23, 35-37, 39, 41, 44, 52, 62, 80, 90, 94, 98, 104, 110, 114, 119); (b) Web-or Internet-based programs (n = 23) (3,8,15,42,49,60,70,72,78,81,82,84,89,96,105,106,108,111,118,124,129,131,135); (c) telehealth and/or telemonitoring (n = 9) (1,21,28,56,65,85,99,100,125); and (d ) social media (n = 3) (22,87,123). One review included studies of mobile and Internet-based technologies to promote physical activity for individuals with type 2 diabetes (31).…”