A big change in the reward system can be triggered by changing your environment. The efficient way is to live somewhere else and do new things. You can also break routine stuff selectively. Hobbies, friends, third place, work place, ...
If you don't want a change on your environment, you need to change how you perceive the current one
Ask HN: How do you unwind and restore willpower efficiently and enjoyably? · HackerTrans
If you don't want a change on your environment, you need to change how you perceive the current one