Confidence Is Trainable: Helping Young Athletes Believe in Themselves

Confidence is not a personality trait some kids are born with and others aren't. It is a skill that can be built through practice, and it is linked to better athletic performance. The research term is self-efficacy, and decades of studies show it can be strengthened deliberately.

Key takeaways

• Confidence in sport is best understood as self-efficacy, a belief in your ability to execute, which is trainable rather than fixed.
• Across 45 studies, self-efficacy correlated positively with sport performance (average r = .38). Moderate, though not a guarantee.
• Self-talk and imagery are two of the best-supported ways to build performance confidence.
• Parents shape confidence too. Praising effort and process, not just wins, and easing outcome pressure helps kids stay confident and stay in sport.

Is confidence a skill or a personality trait?

It's a skill. Psychologist Albert Bandura defined self-efficacy as a person's belief in their capability to organize and carry out the actions needed to succeed. Crucially, self-efficacy is built through experiences: mastering a skill, seeing others like you succeed, encouragement, and managing nerves. Which means it can be trained.

Does confidence actually improve performance?

The evidence says yes, moderately. A meta-analysis of 45 studies (Moritz et al., 2000) found an average correlation of about r = .38 between self-efficacy and sport performance, and a 2023 review confirmed a robust, medium-sized relationship. Confidence supports performance. It doesn't guarantee it. The goal is realistic, resilient confidence, not empty hype.

How do athletes build confidence?

Two evidence-based tools stand out. Self-talk: training an athlete's internal voice improved sport performance with a moderate effect (about ES = 0.48) across 32 studies (Hatzigeorgiadis et al., 2011), especially for precise and newly learned skills. And imagery: mentally rehearsing successful execution showed a moderate effect on performance (g = 0.75) in a 2024 Sports Medicine review (Reinebo et al.), though researchers caution the evidence is still maturing.

Add mastery, breaking skills into achievable steps so wins accumulate, plus consistent pre-performance routines, and confidence has something real to stand on.

What can parents do at home?

A lot. Praise effort, preparation, and problem-solving rather than only outcomes, so your athlete's confidence isn't tied to the scoreboard. And keep your own sideline pressure low: Aspen Institute research shows kids who felt pushed to play were far more likely to drop out, and most quit because sport stopped being fun. Confidence grows in an environment where mistakes are treated as information, not failure.

When should you bring in a coach?

If your athlete's self-belief tends to collapse under pressure, after a mistake, or in big moments, a mental performance coach can teach the self-talk, imagery, and routines that rebuild it. Koomba matches athletes with mentors who do exactly this. See mental performance coaching. If you notice signs of a clinical concern rather than a performance dip, a licensed mental health provider is the right call, and Koomba helps families find one.

Common questions

Can you build confidence in a shy or anxious kid? Yes. Self-efficacy is built through small mastery experiences and supportive feedback, regardless of temperament.

Isn't confidence just "fake it till you make it"? No. Durable confidence comes from real preparation and evidence of capability, not bravado.

How long does it take? Athletes often notice change within a few weeks of consistent practice. Like any skill, it deepens over time.