Essentials: How to Assess & Improve All Aspects of Your Fitness | Dr. Andy Galpin
Dr. Andy Galpin outlines nine major physiological adaptations created through exercise (skill, speed, power, strength, hypertrophy, muscular endurance, anaerobic capacity, maximal aerobic capacity, and long duration endurance) and provides practical, cost-effective assessment methods for each adaptation. He offers specific performance benchmarks and testing protocols that can be completed over three days to create a comprehensive fitness evaluation.
Summary
In this episode of Huberman Lab Essentials, Dr. Andy Galpin provides a comprehensive framework for assessing and improving overall fitness. He begins by identifying that most people pursue fitness for two primary reasons: aesthetic goals (appearance) and functional goals (performance), and explains that effective training must balance immediate objectives with long-term health and wellness.
Galpin identifies nine distinct physiological adaptations that exercise creates: skill/technique, speed, power, strength (force), muscle hypertrophy, muscular endurance, anaerobic capacity, maximal aerobic capacity (VO2 max), and long duration endurance. For movement skill assessment, he recommends a four-step evaluation process examining symmetry, stability, awareness, and range of motion across representative movements (push, pull, squat, deadlift) recorded from front and side angles.
For specific fitness markers, Galpin provides evidence-based benchmarks: grip strength should reach 40+ kilograms for men and 35+ for women, with no more than 10% variation between hands. A dead hang should last 30-60 seconds minimum. Broad jump distance should equal one's height. Leg extension strength should match body weight (adjusted downward ~10% per decade after age 40). Push-ups should exceed 25 for men and 15 for women. A plank hold should last 60 seconds and side planks 45 seconds.
For aerobic fitness, he discusses VO2 max benchmarks of 35 ml/kg/min minimum for men (ideally 55+) and 30 ml/kg/min minimum for women (ideally 50+). Anaerobic capacity is assessed through heart rate recovery metrics: achieving approximately 30 beats per minute recovery within 60 seconds of maximum effort. Long duration endurance requires maintaining continuous work without breaks for 20+ minutes, ideally with nasal breathing only.
Galpin recommends conducting a complete fitness assessment battery once per year, spread over three days, with body composition and movement tests done first when fresh, followed by strength and power tests, then fatiguing anaerobic and aerobic tests. He emphasizes that no single metric needs to be optimal; rather, the goal is eliminating severe performance gaps that constrain overall fitness while allowing pursuit of individual training passions.
About this episode
In this Huberman Lab Essentials episode, my guest is Dr. Andy Galpin, PhD, an exercise physiologist. We revisit the first episode of his Huberman Lab Guest Series to discuss the nine major components of physical fitness and how to assess your abilities. We explain practical tests for movement quality, power, strength, muscle mass and endurance, including grip strength, push-ups and VO2 max. We also discuss how to organize fitness testing, track progress and identify which areas to prioritize in your training to support long-term health and performance. Read the episode show notes at hubermanlab.com. Thank you to our sponsors AG1: https://drinkag1.com/huberman Eight Sleep: https://eightsleep.com/huberman David: https://davidprotein.com/huberman Timestamps (00:00:00) Andy Galpin (00:00:44) Fitness Goals, Appearance & Performance (00:02:32) Nine Components of Physical Fitness (00:05:54) Sponsor: Eight Sleep (00:07:21) Movement Skill, Tool: Assessing Movement Quality (00:11:11) Speed Testing (00:11:34) Power, Tool: Standing Broad Jump (00:12:55) Grip Strength, Dynamometers & Dead Hangs (00:14:51) Sponsor: AG1 (00:16:12) Lower Body Strength, Leg Extensions & Squat Holds (00:18:47) Safe Testing, Technique & Consistent Warm-Ups (00:19:45) Muscle Mass, Body Composition & Fat-Free Mass Index (00:21:51) Muscular Endurance, Planks & Push-Ups (00:23:21) Anaerobic Capacity, Maximum Effort Tests (00:24:55) Maximum Heart Rate & Heart Rate Recovery (00:26:10) VO2 Max, Running & Walking Tests (00:27:52) Sponsor: David (00:29:15) Long-Duration Endurance, Steady-State Exercise & Nasal Breathing (00:30:16) Testing Frequency, Test Order & Training Priorities (00:34:34) Acknowledgements Disclaimer & Disclosures Learn more about your ad choices. Visit megaphone.fm/adchoices
Key Insights
- Galpin argues that most people pursue fitness for two competing but compatible goals: aesthetic appearance and functional performance, which require integrated assessment strategies
- He identifies nine distinct physiological adaptations to exercise, and claims that improving any single adaptation requires understanding how it differs from seemingly similar metrics (e.g., anaerobic capacity differs from VO2 max in both mechanism and time domain)
- Galpin argues that movement quality assessment can be standardized through four objective criteria (symmetry, stability, awareness, and range of motion) that don't require professional equipment or expertise
- He contends that grip strength serves as a biomarker for overall health, with deficient levels (below 40 kg for men) indicating need for targeted training regardless of other fitness metrics
- Galpin claims that heart rate recovery metrics are more predictive of fitness than absolute maximum heart rate, since recovery rate reflects parasympathetic nervous system function and cardiovascular efficiency
- He argues that VO2 max benchmarks differ substantially by sex, with men ideally reaching 55+ ml/kg/min and women 50+ ml/kg/min, representing genuine physiological differences rather than arbitrary standards
- Galpin asserts that testing order matters strategically: non-fatiguing tests first, then maximum strength and power, then high-fatigue protocols, to ensure reliable measurements and safety
- He claims that perfect performance across all nine adaptations is unnecessary for optimal health; instead, eliminating severe performance anchors (critical weaknesses) in any single area is the primary goal
Topics
Transcript
welcome to huberman lab essentials where we revisit past episodes for the most potent and actionable science-based tools for mental health physical health and performance i'm andrew huberman and i'm a professor of neurobiology and ophthalmology at stanford school of medicine and now for my discussion with dr andy galpin doctor professor andy galpin super excited to have you here you're such an immense treasure trove of information on physical training and optimizing for specific goals and outcomes. How should I or anyone else for that matter think about their level of fitness in terms of really assessing whether or not I'm as fit as I could be and should be, both for sake of health and performance? When it…
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