Choking: What It Is, What Causes It, and How to Reduce It

Every tennis player has felt it. The match is yours. You’re serving for it. The hand suddenly feels heavy. The toss is two centimeters off. The first serve sails long. The second serve is a soft floater. The opponent attacks, breaks back, and the match shifts. By the time you process what just happened, the game is gone.

This is choking — the breakdown of skilled performance under pressure. It is one of the most studied phenomena in sport psychology, and one of the least well understood by amateur players. The folk explanation is “weak mental game.” The actual mechanism is more interesting, more specific, and — most importantly — more responsive to training than the folk explanation suggests.

What Choking Actually Is

Choking is a sudden, situation-specific performance decline in which a player executes worse under pressure than they reliably execute under lower-stakes conditions. The key word is sudden. Choking is not gradual fatigue, not a bad match overall, not normal day-to-day variation. It is a specific moment where the skills that worked at 5-3 stop working at 5-4.

Two characteristics define a choking episode:

1. The skill was present. The player has demonstrated, in practice and in matches at lower pressure, the capacity to execute the shot. Choking is not about lacking skill. It is about losing access to existing skill under pressure.

1. Pressure is present. Something about the situation has raised the stakes — match point, set point, a moment of public scrutiny, a critical break point. The pressure is not necessarily objective (a club match has lower objective stakes than a tour final) but it is subjective to the player.

These two together — present skill, raised stakes — produce the conditions for a choking episode. Either alone doesn’t produce it.

What the Research Says About the Mechanism

The dominant scientific account of choking is called the self-focus theory or explicit monitoring theory (Beilock & Carr, 2001). The mechanism:

Skilled movement is largely automated. When you serve a tennis ball, you are not consciously thinking about your grip pressure, your toss height, your knee bend, your shoulder rotation. These are happening implicitly, controlled by motor programs that have been built through thousands of practice repetitions. The brain runs the program; the body executes.

Under pressure, players often shift attention from the external (the ball, the target, the opponent) to the internal (the swing, the body, the mechanics). They start consciously monitoring movements that are normally automatic. This conscious monitoring disrupts the automatic programs. The serve becomes a series of consciously-controlled motions instead of a fluent automatic sequence.

The result is degraded performance. The same body, the same skill, the same equipment — but the execution layer that was automatic has been replaced by a slower, less coordinated, conscious version. That conscious version is worse than the automatic one. Hence: choking.

A competing account, the distraction theory, holds that pressure consumes attentional capacity, leaving less for the task itself. The two theories aren’t mutually exclusive — both mechanisms operate, depending on the task and the player.

Why Some Situations Cause More Choking Than Others

Not all pressure causes choking equally. Several factors amplify the risk:

Factor 1: Public observation. Performance with people watching, or being recorded, raises the choking risk. Players choke more in front of a crowd than alone on a practice court.

Factor 2: Self-presentational stakes. Situations where the player’s identity is at stake — a “must-win” point, a championship, a moment where they have publicly committed to winning — amplify pressure.

Factor 3: Recency of failure. A player who has just lost two points in a row at deuce is more likely to choke on the next point than one who has just won two points.

Factor 4: The player’s own self-talk. A player who is internally narrating “don’t lose this serve” is more likely to choke than one whose self-talk is neutral or task-focused.

Factor 5: Skill complexity. More complex skills (the serve, with all its moving parts) are more vulnerable to choking than simpler skills (a basic ground stroke). The more parts, the more there is to disrupt by conscious monitoring.

What Reduces Choking

The research on reducing choking is reasonably clear. Several interventions show measurable effects:

Intervention 1: External focus of attention. Players who are coached to focus on external targets (where the ball is going, the opponent’s position) choke less than players who focus on internal mechanics (the swing, the body). External focus protects automaticity. The coaching cue “watch the target” produces better pressure performance than “feel your stroke.”

Intervention 2: Pre-shot routines. A consistent, repeatable routine before each shot acts as a buffer against self-conscious monitoring. The routine engages attention with familiar actions — the ball bounce, the breath, the visual scan — leaving less attentional capacity for the disruptive internal monitoring.

Intervention 3: Practiced pressure exposure. Players who have practiced executing skills under simulated pressure (consequences, observation, time limits) build resistance to pressure in matches. The exposure builds tolerance the way physical training builds tissue tolerance.

Intervention 4: Reframing. A player who interprets physiological arousal (racing heart, sweaty palms) as “I’m ready” rather than “I’m panicking” experiences less performance decline. The autonomic arousal is the same; the interpretation changes the cognitive load.

Intervention 5: Trigger words. Single-word cues used at the start of automatic sequences (“smooth,” “release,” “swing”) help re-engage automatic motor programs and reduce conscious monitoring.

These interventions are not magic. They produce 5-15% improvements in pressure performance in controlled studies, on top of the underlying skill level. They are not a substitute for skill — they protect skill that is already present.

The Pre-Shot Routine: Designing One That Works

A useful pre-shot routine has four parts:

1. Physical reset. A consistent motion to signal “preparing now.” Bouncing the ball a set number of times before serving, taking a specific breath, adjusting the strings. The action sets a cognitive boundary between the previous point and the next.

1. Visual anchor. A specific target the eyes fixate on. The toss location, the target service box, the opponent’s stance. The anchor occupies visual attention with an external focus.

1. Trigger. A single word or image that initiates the automatic sequence. “Smooth.” “Release.” A visualized successful execution. The trigger cues the motor program.

1. Execution. The motion itself, without conscious internal monitoring. The body runs the program.

The whole routine takes 3-7 seconds. It is the same every time — the consistency is what produces the protective effect. Improvising the routine each point defeats the purpose.

Tour-level professionals are visibly disciplined about their pre-shot routines. Watch Nadal between serves, or Federer before a return, and you see the same pattern executed on every point. The discipline is not idiosyncrasy. It is choking-prevention engineered into the play sequence.

How to Train Pressure Tolerance

Three drill formats build pressure tolerance:

Drill 1: Consequence games. Practice points where the loser does some unpleasant consequence (push-ups, an extra lap, lost time). The added stakes simulate match pressure in practice. Players learn to execute under conditions that feel uncomfortable.

Drill 2: Observed scenarios. Practice points with explicit observation — a coach watching, players watching, video recording. The observation creates the public-scrutiny element that amplifies pressure in matches.

Drill 3: Specific high-pressure scenarios. Practice specific match situations — serving for a set, returning at break point, deuce after a missed first serve. The repetition builds familiarity with the cognitive load of those moments.

Across all three, the key is that the player learns to apply their pre-shot routine, external focus, and trigger words under stress. The skill of choking-resistance is built like any skill — through repetitions that approach the conditions of the target situation.

What Doesn’t Work

A few approaches that the research suggests don’t help:

• Telling yourself “don’t choke.” Negative self-instructions tend to make the choked behavior more likely (the “white bear” effect in psychology). The instruction itself focuses attention on the unwanted outcome.

• Trying not to think about pressure. Active suppression of pressure thoughts often fails. Acceptance of pressure (acknowledging it without trying to make it go away) works better.

• Reviewing the choke immediately after. Replaying a recent choking episode mentally tends to consolidate it as a “this is what I do” pattern. Better to acknowledge it briefly and shift attention forward to the next point.

• General “mental toughness” exercises. Vague visualization, motivational speeches, mantra repetition — these have weaker evidence than the specific external-focus and pre-shot-routine interventions. General toughness is not the right target; specific pressure-tolerance is.

One Thing to Do on Court Tomorrow

For your next practice session, choose one specific shot you have choked on in matches — the second serve at break point is the canonical example, but it could be anything. Design a 4-part pre-shot routine for that shot: physical reset, visual anchor, trigger word, execution. Practice the routine on every repetition of that shot for the next two weeks, including non-pressure repetitions.

The point of practicing the routine in practice is that the routine becomes automatic. In a match, when pressure rises, the routine kicks in without conscious effort. The routine carries the skill through the pressure that would otherwise disrupt it.

Choking is not a flaw of character. It is a predictable neuroscientific phenomenon with reasonably well-understood countermeasures. The countermeasures require practice. Pressure-tolerance is a skill — and like every skill, it is built through repetition under appropriate conditions.

About the author: Emre Köse is a tennis coach at Beykoz Tenis Kulübü in Istanbul, with 12+ years on court. He holds a BSc in Coaching Education from Marmara University, Faculty of Sport Sciences.

Related in this series: The between-points routine · Pre-match arousal regulation · Focus cues for each shot

Selected reading:

• Beilock, S. L., & Carr, T. H. (2001). On the fragility of skilled performance: What governs choking under pressure? Journal of Experimental Psychology: General.
• Mesagno, C., & Hill, D. M. (2013). Definition of choking in sport: re-conceptualization and debate. International Journal of Sport Psychology.
• Wulf, G. (2013). Attentional focus and motor learning: a review of 15 years. International Review of Sport and Exercise Psychology.