[break|kick] the habit

to put a stop to one's habit, particularly one that is harmful or dangerous

The idiom "break the habit" or "kick the habit" originates from the concept of habits or routines that individuals develop over time. It is rooted in the idea that habits, especially those that are considered detrimental or addictive, can be challenging to overcome. "Breaking" or "kicking" the habit signifies the deliberate and often difficult process of abandoning a behavior or routine in favor of healthier or more positive alternatives.

He decided to break his habit of smoking by seeking support and using nicotine replacement therapy.
She resolved to kick the habit of excessive screen time, opting for more outdoor activities and face-to-face interactions.
Breaking the habit of procrastination required setting clear goals and creating a structured daily routine.
He successfully kicked the habit of overindulging in sugary snacks by focusing on a balanced diet and healthier alternatives.
For many people, breaking the habit of checking their phone constantly can lead to increased productivity and reduced stress.