Well, I believe you don't need a new year just to change your ways. You can always do it anytime. Maybe people are just inspired to change because of the feeling of something new for the new year or growth.
Self-control will always be the same process, but the time you implement it will be different. Practice it often until it becomes a habit.
Every healthy gambling habits should be practiced all the time, waiting for the new year to practice healthy Gambling is a waste of time honestly.Whatever it is you know you're not doing right should be layed aside to avoid regrets and disappointment.
Gambling Self control comes in different measures it's a decision,and it'll help you stay focused on what you wished to achieve.