Trait self-control is the everyday ability to steer your own behaviour — to hold back impulses and temptations, and to make yourself do what matters even when you don't feel like it. The Brief Self-Control Scale captures it across two sides: restraint (stopping unwanted urges) and follow-through (getting yourself to act on your intentions). Higher self-control tracks with steadier habits, better health and study, and calmer relationships — and rather than a fixed trait, it can be strengthened with practice.
The Brief Self-Control Scale (Tangney, Baumeister & Boone, 2004) is a widely validated measure of trait self-control — the everyday capacity to regulate impulses, emotions and habits. Designed as a single overall score, it predicts outcomes from grades and health to relationships (de Ridder et al., 2012); later work (de Ridder et al., 2011) distinguishes two sides — inhibiting unwanted impulses and initiating wanted action. Offered as a reflective self-rating, not a clinical measure: self-control can be strengthened with practice, and the once-popular idea of willpower as a quickly depletable resource (ego depletion) has not replicated reliably in large studies. (Brief Self-Control Scale (Tangney, Baumeister & Boone, 2004))