Fitbit to inform tailored physical activity advice
There were no differences between intervention groups for time reading advice or module completion. This is not consistent with the findings of Vandelanotte, Duncan, Maher, Schoeppe et al. [Use of the Fitbit Flex was good (87%-92% of participants at sessions 1–5), however this reduced slightly (78%) by the last session of the intervention (session 6, week 11). Despite the week 12 drop, usage remained higher than activity tracker usage previously observed in adults of all ages (60% at week 12) [