Source: APA Topics — Willpower Link: https://www.apa.org/topics/personality/willpower.

The Psychology of Willpower: Why "ego depletion" might be misunderstood, and how to actually build self-discipline for studying or saving money without burning out.

For years, we were told that willpower is like a battery. You wake up with it fully charged, but every time you resist a distraction, force yourself to study, or bypass an online shopping sale, you drain that battery. This idea—known in psychology as ego depletion—suggested that self-control is a strictly limited resource.

However, over the last decade, replication crises and advanced psychological studies have deeply challenged this model. Data from ...