RipplyHabit guides
What research actually says about building habits, and how to use it tomorrow morning.
21-Day Habit Challenge: How to Do It (and What Day 22 Is For)
Is 21 days enough to form a habit? Where the number came from, what research found instead, and a simple 21-day habit challenge plan with ideas.
Read the guide66-Day Habit Challenge: What the Study Really Found, and a Plan
Does it take 66 days to form a habit? What the famous study measured, why the range ran from 18 to 254 days, and a three-stage 66-day plan.
Read the guideNever Miss Twice: What to Do When You Break a Habit Streak
Broke your streak? What one missed day really does to a habit, what the never miss twice rule means, and how a streak freeze helps you get back.
Read the guide