how long does it take to break a habit
1 Conventional wisdom and self-help books have suggested that it takes 28 days to break a habit. 2  The reality is more complicated, as recent studies have suggested that how long the process takes depends on both the individual and the habit, and can range from as few as 18 days or as many as 245.e patient and kind with yourself. 1  Conventional wisdom and self-help books have suggested that it takes 28 days to break a habit. 2  Even though this process varies between individuals, it is probably safe to say that the first few days will be the hardest.