Rule · how often
Check in once a week
A short weekly review of progress: a call, message or consultation, or going over your own log. Not the weekly sessions of a course.

Studies (4)
Paper
A form-checking exercise app got people with high blood pressure moving moreTestedHelpedPeople who got live feedback on form, reminders and weekly calls said they exercised more than the other group.
Small randomised trial of 62 inactive adults with high blood pressure · vs the same exercise plan without feedback or calls · they rated themselves · ⚠ numbers unreliable; summary claims more than the results show
Paper
All four people in coached exercise with weekly pledges came to every sessionUsedNo comparisonAll four people who had coached sessions, weekly pledges and a pin board came to all 24 sessions.
Very small randomised trial of 6 inactive adults with epilepsy in Iowa · no comparison group · behaviour was recorded · ⚠ groups weren't properly compared
Paper
Sleep coaching by phone did not clearly steady bed and wake timesUsedNo differenceWeekly sleep lessons, coach-set sleep goals and tracker feedback did not steady bed and wake times more than health emails.
Very small randomised trial of 14 adults with type 1 diabetes and poor sleep · vs weekly health emails and short calls without sleep advice · behaviour was recorded · ⚠ summary claims more than the results show; groups weren't properly compared
Paper
An online course on daily rhythms didn't make routines more regular than emailed readingTestedNo differenceAdding short weekly calls from a helper to the online course made routines no more regular than the course alone.
Small randomised trial of 47 adults with bipolar disorder · vs people who used the online course alone · they rated themselves · ⚠ many people dropped out; numbers unreliable; summary claims more than the results show





