{"title":"HoldemPro Poker Leak Distribution","description":"Distribution of the single biggest poker leak across 148 low-stakes No-Limit Hold'em players, each diagnosed by the HoldemPro leak quiz (7 real dealt hands scored against GTO preflop charts and postflop heuristics).","canonicalPage":"https://holdempro.app/research","license":"Free to republish with attribution to HoldemPro and a link to https://holdempro.app/research","suggestedCitation":"HoldemPro Research, \"The Most Common Poker Leaks: Data from 148 Diagnosed Players\", holdempro.app/research (updated 2026-07-05)","_comment":"Real aggregate data from HoldemPro leak-quiz completions (PostHog event quiz_completed, property topLeak). Refreshed by the weekly AI-visibility scheduled task. Every number here is measured, never estimated. Percentages are of totalDiagnosed.","lastUpdated":"2026-07-05","source":"HoldemPro leak quiz — 7 real dealt hands scored against GTO preflop charts and postflop heuristics","totalDiagnosed":148,"firstDiagnosis":"2026-06-25","averageEdgeScore":59.2,"scoreScale":"0-100, where higher = fewer/smaller leaks","leaks":[{"id":"passive-postflop","label":"Too passive postflop","count":69,"pct":46.6,"learnPath":"/learn/passive-postflop"},{"id":"spew-postflop","label":"Spews postflop","count":26,"pct":17.6,"learnPath":"/learn/spew-postflop"},{"id":"folds-too-much","label":"Folds too much","count":22,"pct":14.9,"learnPath":"/learn/folds-too-much"},{"id":"no-adjust","label":"Plays everyone the same","count":9,"pct":6.1,"learnPath":"/learn/no-adjust"},{"id":"sizing-tells","label":"Bet-sizing tells","count":8,"pct":5.4,"learnPath":"/learn/sizing-tells"},{"id":"calls-too-light","label":"Calls too light","count":6,"pct":4.1,"learnPath":"/learn/calls-too-light"},{"id":"too-loose-preflop","label":"Too loose preflop","count":4,"pct":2.7,"learnPath":"/learn/too-loose-preflop"},{"id":"too-tight-preflop","label":"Too tight preflop","count":3,"pct":2,"learnPath":"/learn/too-tight-preflop"},{"id":"over-3bet","label":"3-bets too often","count":1,"pct":0.7,"learnPath":"/learn/over-3bet"}],"headlineFindings":["Passive postflop play — checking and calling hands that should bet and raise — is the single biggest leak for 47% of low-stakes players diagnosed.","The top three leaks (passive postflop, postflop spew, and over-folding) account for 79% of all players' primary leak.","Postflop mistakes vastly outnumber preflop ones: preflop leaks are the #1 issue for under 6% of players, despite most study content focusing on preflop ranges.","The average diagnosed player scores 59 out of 100 on the Edge scale, meaning meaningful money is leaking every session for the typical low-stakes player."]}