The Physiology of Confidence: Why Your Body Decides Your Confidence Before You Speak | Nervous System Regulation, Breathwork & The Brain of Courage episode artwork

EPISODE · Jun 7, 2026 · 1H 19M

The Physiology of Confidence: Why Your Body Decides Your Confidence Before You Speak | Nervous System Regulation, Breathwork & The Brain of Courage

from Know Your Physio · host Andrés Preschel

Did you know your nervous system decides whether you read as confident before you say a single word? In this special episode, Andres steps out from behind the mic to deliver a live masterclass on the physiology of presence, recorded for Daniel's men's dating and self development community. He makes the case that confidence is not a personality trait you talk yourself into but a physiological state you can train, and walks through exactly how to shift your body into the calm, grounded, present zone where peak performance actually happens.Drawing on his own journey from a decade on max dose Adderall, a stutter, and crippling anxiety to Adderall free, top of his class, and on national TV, Andres breaks down the two branches of the autonomic nervous system, the passive habits that raise your baseline, and the active breathwork you can run in real time before a hard conversation or an approach. He also unpacks the anterior midcingulate cortex, the brain's courage muscle that grows when you do hard things, why channeling ADHD into purpose separates high performers from compulsive habits, and the personal biology bottlenecks, from a varicocele to histamine intolerance, that no amount of mindset work can override.Key Topics Discussed:Confidence as Physiology: Why two men can say the same words but their bodies say very different things, and why she always picks up on it.The Autonomic Nervous System: Sympathetic gas pedal vs parasympathetic brake, and why the goal is adaptability (the yogi and the lion) rather than living in one state.HRV as a Scoreboard: Using heart rate variability and related markers to measure how well your nervous system changes gears under stress.Passive vs Active Regulation: The lifestyle levers that build your baseline over weeks vs the in the moment tools you run on the spot.Breathwork That Works: The 478 breath (four second inhale, seven second hold, eight second exhale), the physiological sigh, and the mammalian dive reflex, plus the CO2 science behind why the long exhale calms you down.The Brain of Courage: How the anterior midcingulate cortex grows when you choose difficulty and shrinks when you default to comfort.ADHD as an Asset: Why most of Andres's CEO, billionaire, and world champion clients have ADHD, and how purpose turns that energy into focus instead of compulsion.You Are Not a Template: Physiological bottlenecks (varicocele, histamine intolerance, gut dysbiosis, MTHFR, subclinical thyroid issues) that quietly sabotage how you feel and perform.Presence and High Value Relationships: Why the right partner tests you, how grounding lets you meet that as an invitation to step up, and the link between conflict and intimacy.The Approach Day Protocol: How to stack sleep, a hard morning workout, the right meal, and breathwork so everything else feels easy.Actionable Tips:Train Your Exhale: Run five to ten rounds of 478 breathing before anything stressful, slow enough that you would not blow out a candle in front of your face. Inhale through the nose and breathe into the belly, not the chest.Build Your Baseline: Prioritize deep sleep (aim for around 25 percent), Zone 2 cardio for vagal tone, strength training, morning sunlight, time in nature, and consistent meal timing.Do Hard Things on Purpose: Train hard, take cold and heat to your edge, have the hard conversation, walk up to the stranger. When something gets easy, level up to keep growing the courage muscle.Eat for Blood Flow: Favor nitric oxide rich foods like beets, arugula, and dark leafy greens before a date, and skip caffeine and nicotine if you run anxious, since both shunt blood flow and tip you toward stress.Test, Don't Guess: Get bloodwork and look for your personal bottlenecks (hormones, histamine, gut, methylation, thyroid) before assuming the problem is mindset.Protect Your Spaces: Don't eat where you work and don't work in bed, so your body associates each environment with the right state.Chew Thoroughly: Aim for 30 to 50 chews per bite to dramatically improve digestion, and try a few rounds of 478 before meals to drop into rest and digest. 🎯 Apply for Health Optimization Coaching 🔗 https://apply.andrespreschel.comSupport the show

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Did you know your nervous system decides whether you read as confident before you say a single word? In this special episode, Andres steps out from behind the mic to deliver a live masterclass on the physiology of presence, recorded for Daniel's men's dating and self development community. He makes the case that confidence is not a personality trait you talk yourself into but a physiological state you can train, and walks through exactly how to shift your body into the calm, grounded, present...

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The Physiology of Confidence: Why Your Body Decides Your Confidence Before You Speak | Nervous System Regulation, Breathwork & The Brain of Courage

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