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No comparisonRoutines
After learning about body rhythms, some students aimed for a morning toilet trip
131 people · One group · 2 tools used
HelpedRoutines
A 20-minute online sleep lesson got more students to keep a regular sleep schedule
549 people · Randomised · 2 tools tested
HelpedHabits
A short habit leaflet made food and exercise habits feel more like second nature
537 people · Randomised · 4 tools tested
No differenceMotivation
One online lesson on growing your brain did not lift girls' drive or grades
222 people · Randomised · 2 tools tested
HelpedMotivation
Group sessions on personal goals gave people their own reasons to manage diabetes
178 people · Randomised · 2 tools tested
HelpedMotivation
A short phone call raised donors' own drive; only keen donors tried again more
484 people · Randomised · 3 tools tested
HelpedMotivation
Paying small sums for logging raised people's own drive and their weight loss
153 people · Randomised · 1 tool tested
HelpedMotivation
Group talks about mixed feelings on exercise gave inactive women more inner drive
70 people · Randomised · 1 tool tested
HelpedProcrastination
Two group talks and daily phone swipe practice helped people put things off less
31 people · Randomised · 3 tools tested
HelpedProcrastination
Group sessions on making better choices helped high-school boys put off schoolwork less
24 people · Randomised · 2 tools tested
HelpedProcrastination
Group lessons on positive thinking and goals helped teenage girls put off schoolwork less
30 people · Randomised · 2 tools tested
HelpedTime management
Eight group talks with a counsellor helped students who scored low on managing time
24 people · Randomised · 2 tools tested
No comparisonMotivation
Parent classes raised plans to limit TV, but children's TV time wasn't compared
120 people · Trial · 2 tools used
MixedHabits
Web plans built exercise and diet habits briefly, but not by three months
790 people · Randomised · 4 tools tested
No differenceMotivation
Step goals on a website did not lift motivation more than a step counter
97 people · Randomised · 4 tools tested
MixedGoals
A weekly group on bleak thoughts about work: more people in jobs later
64 people · Randomised · 2 tools tested
HelpedProcrastination
Two weeks of daily practice with bad feelings helped adults put things off less
83 people · Randomised · 4 tools tested
HelpedTime management
An online planning game helped children with ADHD manage time, said parents and teachers
170 people · Randomised · 4 tools tested
HelpedGoals
A $1 bonus for fresh produce about doubled purchases, and some of it lasted
222 people · Randomised · 3 tools tested
HelpedGoals
A 20-week starting choice led to more good exercise weeks than 8 weeks
8,809 people · Randomised · 1 tool tested
HelpedGoals
Reminder emails about a step bonus raised walking, but the gain faded
2,055 people · Randomised · 1 tool tested
No differenceProcrastination
Picturing your future self worked no better than a short meditation
193 people · Randomised · 1 tool tested
No comparisonHabits
Parents' food goals felt more automatic after home visits, with no group to compare
57 people · One group · 4 tools used
HelpedHabits
A kitchen poster and emails helped students build a new cleaning habit
45 people · Randomised · 2 tools tested
