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PT Cubed

PT Cubed

By: Dr. Nate Karam PT DPT CSCS
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Hosted by Dr. Nate Karam, PT, DPT, CSCS, the PT³ Podcast brings real talk from the front lines of rehab, strength, and sports performance. From injury recovery to chasing PRs, each episode delivers sharp, evidence-based insight with guest experts including physical therapists, athletic trainers, professors, athletes and other professionals in sports medicine. Whether you're a lifter, clinician, or just a human being with a moving body - I can guarantee that there's something here for you! 📸 IG: @ptcubed 🌐 ptcubed.com 📬 natekaram@ptcubed.com Strength. Rehab. Performance.Dr. Nate Karam, PT, DPT, CSCS Exercise & Fitness Fitness, Diet & Nutrition Hygiene & Healthy Living
Episodes
  • Progress Isn’t Linear: Why You Feel Stuck and What to Do About It | Ep. 25
    Mar 27 2026

    Progress is not linear. But most people expect it to be.

    And when it’s not, when performance dips, motivation drops, or results stall, they assume something is wrong. In reality, that’s exactly how adaptation works.

    In this episode of the PT³ Podcast, I break down why progress naturally fluctuates across training, rehab, and life, and what those fluctuations actually mean. You’ll learn how to interpret setbacks and off days without overreacting, how to adjust your approach without abandoning your plan, and how to stay consistent even when progress doesn’t look the way you expected.

    This episode ties together the entire Q1 arc, including load, capacity, protein utilization, and recovery, and shows you how all of those factors interact in a non-linear system. You’ll walk away with a practical framework for navigating progress instead of chasing perfection.


    In this episode, we cover:

    • Why progress in training and life is inherently non-linear• How load, capacity, recovery, and nutrition fluctuate over time• Why performance dips don’t always mean regression• The difference between normal variability and true setbacks• How to avoid overreacting to short-term changes• The role of consistency in long-term progress• How to adjust your training without abandoning your plan• A practical framework for staying on track when motivation drops


    Sponsors


    This episode is sponsored by Pocket Prep.

    If you’re preparing for the NPTE, CSCS, TSAC-F, or any certificationexam, Pocket Prep helps you build real understanding through active recall instead of passive memorization. It’s one of the most effective ways to stay consistent and improve your performance under pressure.

    You can get 20% off any Pocket Prep exam prep using my link andcode:

    👉 https://pocketprep.sjv.io/rEajQR
    Use code NATE20 for 20% off.


    This episode is also sponsored by Bucked Up.

    Progress isn’t linear, but consistency is what drives results. Bucked Up supplements are designed to support performance, recovery, and daily execution when your training and nutrition are already dialed in. I personally use their pre-workout, protein, and creatine, and recommend them because they support training without relying on hype or gimmicks.

    You can get 20% off your entire order with code:

    👉 ptcubed3 at checkout


    Connect with me

    Website: https://ptcubed.com
    Instagram: @ptcubed
    Email: natekaram@ptcubed.com


    If this episode helped you reframe how you think about progress, share it with someone who feels stuck despite working hard, and make sure you’re subscribed so you don’t miss what’s coming next.

    Strength. Rehab. Performance.

    Show More Show Less
    14 mins
  • Recovery: Where Strength, Muscle, and Progress Actually Happen | Ep. 24
    Mar 12 2026

    Most people think progress happens in the gym.

    The truth is that the gym only provides the stimulus.

    Adaptation happens during recovery.


    In this episode of the PT³ Podcast, I break down what recovery actually means from a physiological perspective, why it’s one of the most misunderstood variables in training, and how fatigue, sleep, nutrition, and life stress determine whether the body actually adapts to the work you’re putting in.

    You’ll learn how the stimulus–recovery–adaptation cycle works, why fatigue accumulation can stall progress even when training is consistent, and how to structure your lifestyle and training so recovery supports long-term strength, muscle growth, and performance.

    This episode is designed to be evidence-based, practical, and immediately actionable whether you’re lifting for hypertrophy, returning from injury, coaching athletes, or simply trying to train intelligently for the long term.

    In this episode, we cover:

    • The stimulus–recovery–adaptation cycle in training
    • Why adaptation happens after the workout, not during it
    • How fatigue accumulates when recovery falls behind training load
    • The role of sleep in muscle repair, hormone regulation, and nervous system recovery
    • How nutrition supports glycogen replenishment and muscle repair
    • Why life stress impacts training capacity and recovery
    • The relationship between training load, recovery, and long-term progress
    • How to structure your week to support recovery instead of constantly fighting fatigue
    • Practical strategies for improving sleep, fueling recovery, and managing fatigue signals


    Sponsors:


    This episode is sponsored by Pocket Prep.

    Learning works the same way training does: stress, recovery, and adaptation. Pocket Prep’s question-based format reinforces concepts through consistent exposure and active recall, helping you build real retention over time instead of relying on last-minute cramming.

    If you're preparing for the NPTE, CSCS, TSAC-F, or another board or certification exam, their platform helps you study in manageable daily sessions that fit into real life.

    You can get started using my unique link here:
    👉 https://pocketprep.sjv.io/xLAPzk

    Use code PTCUBED10 where applicable for discounts or premium upgrades.


    This episode is also sponsored by Bucked Up.

    Supplements don’t replace recovery habits, but when sleep, nutrition, and training structure are in place, the right supplements can support performance and consistency. I use Bucked Up’s creatine, hydration formulas, and performance supplements because they align with evidence-based dosing and quality standards.

    You can get 20% off your entire order with code ptcubed3 at checkout.


    Connect with me:

    Website: https://ptcubed.com
    Instagram: @ptcubed
    Email: natekaram@ptcubed.com


    If this episode helped you understand how recovery actually drives adaptation, share it with someone who trains hard but feels stuck despite doing everything right.

    And make sure you’re subscribed so you don’t miss what’s coming next.

    Strength. Rehab. Performance.

    Show More Show Less
    16 mins
  • Is 30 Grams the Limit? The Real Science of Protein Utilization | Ep. 23
    Feb 26 2026

    The claim that your body can only “use” 20–30 grams of protein per meal is one of the most repeated rules in fitness.

    It sounds scientific. It sounds precise. And it’s often misunderstood.

    In this episode of the PT³ Podcast, I break down what that claim actually refers to, what muscle protein synthesis really measures, what happens to protein above the so-called limit, and what actually matters if your goal is hypertrophy and performance.

    You’ll learn the difference between acute MPS and whole-body protein utilization, why oxidation does not mean wasted, how total daily intake compares to per-meal precision, and how to apply protein guidelines without turning nutrition into anxiety.

    This episode is designed to be evidence-based, practical, and immediately actionable whether you’re tracking macros, coaching clients, cutting, bulking, or just trying to build muscle intelligently.

    In this episode, we cover:

    • What muscle protein synthesis (MPS) actually measures
    • Why the “30 gram limit” is an oversimplification
    • The difference between MPS, whole-body protein turnover, and nitrogen balance
    • The evidence behind 0.3–0.5 g/kg per meal
    • What happens to protein above the MPS plateau
    • Why total daily protein intake drives hypertrophy
    • The evidence supporting 1.6–2.2 g/kg/day
    • How to distribute protein across 3–5 meals
    • Practical protein guidelines you can apply immediately

    Sponsors:

    This episode is sponsored by Pocket Prep.

    If you’re studying for the NPTE, CSCS, TSAC-F, or another board or certification exam, Pocket Prep’s question-based format helps reinforce mechanisms, not just memorization. Their platform is built around consistent exposure and active recall so you can build true retention over time.

    You can get started using my unique link here:
    👉 https://pocketprep.sjv.io/xLAPzk

    Use code PTCUBED10 where applicable for discounts or premium upgrades.

    This episode is also sponsored by Bucked Up.

    Whole food protein should be your foundation, but high-quality supplements can help support consistency when daily intake is difficult to hit through food alone. I regularly use Bucked Up’s protein, creatine, and performance supplements because they align with evidence-based dosing and quality standards.

    You can get 20% off your entire order with code ptcubed3 at checkout.

    Connect with me:

    Website: https://ptcubed.com
    Instagram: @ptcubed
    Email: natekaram@ptcubed.com

    If this episode helped simplify protein and cut through the noise, share it with someone who’s overthinking macros and underthinking fundamentals, and make sure you’re subscribed so you don’t miss what’s coming next.

    Strength. Rehab. Performance.

    Show More Show Less
    15 mins
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