Habits, health, money and time. How to actually keep up with your whole life.
Every choice you make spends a little mental energy, and by evening the tank is low. That is decision fatigue, and it explains why your worst decisions cluster at the end of the day. Here is the research and how to work around it.
Trying to break a bad habit with raw willpower is a losing game, because the habit runs on a cue you keep meeting. Change the cue, add friction, and give the craving a replacement, and the habit stops firing on its own.