Productivity
Willpower alone rarely breaks a habit. Here's a 9-step method that does — find the cue, change your environment, replace the habit, add friction, plan for slips — with examples for phone scrolling, snacking, impulse spending, procrastination and more.
Productivity
It isn't 21 days. The best-known study found 66 days on average, with a range of 18 to 254. Here's what the research says, why missing a day doesn't matter, and a simple 66-day plan to build a habit that sticks — with habit stacking, tiny habits and a tracker.
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