If this helped you think more clearly about building muscle—and you want to learn how to solve training problems for yourself—that’s exactly what I built the Biomechanics Academy for. Try it for free: https://www.skool.com/biomechanics-academy

Want help putting all these concepts into practice? This is what I do inside my biomechanics academy: https://www.skool.com/biomechanics-academy

Watch on YouTube: https://youtu.be/UfjauFeHAFk 

Chapters:

0:00 The Exercise Variable I Ignored
1:01 What “Intention” Actually Means
3:20 Your Intention Must Serve a Goal
6:54 Internal vs. External Cues
9:08 Why Internal Cues Are More Advanced
10:42 Why External Cues Are More Reliable
16:09 Aligning Intention With Physics
19:38 When in Doubt, Experiment
20:25 Leg Extension Cueing
30:35 Triceps Extension Cueing
35:37 Why Cues Matter More in Compound Exercises
37:07 How Intention Changes the Bench Press
43:35 The Most Important Takeaway
46:48 Shifting Quads vs. Glutes on a Leg Press
51:00 Changing a Pull-Up With Intention
53:35 Why Every Cue Is Context-Dependent
55:47 When a Helpful Cue Becomes a Problem
58:07 How to Experiment With Exercise Cues
59:12 The Biomechanics Academy

Need help fixing all your exercises and applying this? That's what I do inside my biomechanics academy: https://www.skool.com/biomechanics-academy

To see video footage of what quality reps actually look like in practice, check this out: https://youtu.be/bh8HEDMaXyY 

Ready to go deeper? The Biomechanics Academy is where you’ll find my full courses, live calls, and personalized one-on-one help from me: https://www.skool.com/biomechanics-academy

Chapters:

0:00 Why “Compound vs. Isolation” Is the Wrong Question
4:20 Why These Exercise Labels Can Mislead You
10:05 What Actually Determines Which Muscles Work
15:56 The First Question to Ask About Any Exercise
23:14 The Hidden Factor Behind Muscle Bias
27:10 Why Grip Changes Which Muscles Work in a Curl
36:04 Why Squats Don’t Train the Hamstrings Like You Think
42:21 Why Overhead Extensions Bias the Long Head of the Triceps
51:43 Why Any of This Actually Matters for Your Training
55:45 How Muscle Bias Changes Programming
58:20 The Biggest Misconception About Muscle Recruitment
1:00:37 The 3 Things That Determine Which Muscles an Exercise Trains
1:03:00 Final Takeaways

Need help applying all this? Inside the biomechanics academy is where I help members 1-1, in-depth. Start a free trial today: https://www.skool.com/biomechanics-academy

Watch on YouTube: https://youtu.be/Yji5goqrjAs 

Chapters:

0:00 - Intro — A Practical Framework to Fix Pain
3:30 - What Is Pain?
8:59 - The Problem With Assuming You Know the Cause
14:59 - Why Pain Is a Complex Problem
17:58 - What Can We Actually Know About Pain?
23:58 - You Don’t Need to Know the Exact Mechanism
31:59 - The Most Important Shift in Troubleshooting Pain
35:59 - Acute vs. Chronic Pain
41:01 - Your Relationship With Pain Matters
46:00 - Variable #1: Range of Motion
47:00 - Variable #2: Load
48:08 - Variable #3: Speed
50:19 - Variable #4: Intention
55:15 - Variable #5: Frequency
57:35 - Variable #6: Volume
58:41 - Two Real Pain Case Studies
59:05 - Case Study #1: My Elbow Pain
61:26 - Identifying the Story I Was Holding Onto
63:02 - How I Modified My Biceps Training
65:26 - Look Beyond the Painful Exercise
67:38 - Case Study #2: My Chronic Low Back Pain
69:16 - Changing Variables Outside the Gym
71:35 - “Calm Shit Down, Build Shit Up”
73:00 - The Framework: Observe, Experiment, Iterate
74:35 - Final Thoughts

Join a community of people as obsessed with learning biomechanics as you are (free trial): https://www.skool.com/biomechanics-academy

Watch on YouTube: https://youtu.be/3ofbvoV94Us

Time stamps: 

00:00 - Why “Functional Training” Isn’t Real
02:02 - Do We Actually Control Our Muscles?
05:28 - Muscles Respond to Force
07:16 - What Is Force?
09:18 - How to Analyze Any Exercise
11:17 - Joints, Torque & Muscle Contraction
18:27 - The Problem With “Functional” Training
20:09 - Lifting vs. Yoga, Pilates & Functional Training
23:05 - Why We Turn Exercise Into Dogma
24:51 - Barbells, Dumbbells & Machines Aren’t Special
27:38 - The Range of Motion Dogma
29:42 - The Real Problem: Blame
33:05 - When You Blame Your Body Instead
34:20 - “Dysfunction” & Internet Diagnoses
37:18 - Stop Controlling. Start Listening.
40:02 - The Most Important Lesson
41:29 - Biomechanics Academy & Closing

Join the Biomechanics Academy (7-day free trial): https://www.skool.com/biomechanics-academy 

Watch on YouTube: https://youtu.be/ZVWM5f4my0c 

Chapters:

0:00 — What Happened to Lengthened Partials?
2:39 — What Is a Lengthened Partial?
3:24 — What Do Muscles Actually Respond To?
6:00 — More Tension = More Potential Adaptation
8:55 — Why This Is Really a Conversation About Strength
12:04 — How Muscle Strength Changes With Length
15:01 — Stronger Ranges Allow More Tension
17:19 — Why Lengthened Partials Became So Popular
18:32 — Were We Just Underloading Lengthened Ranges?
19:39 — Cable Rows: A Clear Example
22:47 — Calf Raises & Lengthened Partials
24:00 — So What Happened to Lengthened Partials?
26:45 — The Downside of Training Where You’re Strongest
29:43 — When a Good Strategy Starts Working Against You
30:00 — Why I Prefer Training a Spectrum of Muscle Lengths
33:33 — Applying This to Athletes & Advanced Lifters
35:32 — Everything Has Its Place
36:21 — Strength Is Not a Fixed Concept
37:58 — What Actually Changes Your Strength?
42:28 — How Strength Should Actually Be Used
43:28 — Closing Thoughts & Biomechanics Academy

Join the Biomechanics Academy (7-day free trial): https://www.skool.com/biomechanics-academy

Watch on my YouTube: https://youtu.be/47FVVxbP3aU

Chapters:

00:00 — Why Perfect Technique Doesn’t Exist
03:20 — What Do We Even Mean by “Perfect Technique”?
05:11 — Technique Only Makes Sense Relative to a Goal
08:28 — Why the Same Goal Doesn’t Mean the Same Technique
12:14 — Biomechanics Actually Proves Individual Variation
19:05 — There Is Only What’s Appropriate for You Right Now
20:52 — What Biomechanics Can Actually Help You Do
25:32 — The Problem With Searching for Perfection
27:23 — How “Perfect Technique” Failed One of My Clients
31:00 — Experimentation Is the Path to Individualization
32:00 — When a Great Technique Becomes the Next Trap
33:30 — How Perfectionism Makes Coaching Worse
38:04 — A Practical Guide to Finding the Right Technique
42:00 — How to Troubleshoot One Variable at a Time
44:44 — The Process: Apply, Get Feedback, Iterate
45:05 — Biomechanics Academy + Closing Thoughts

Join the Biomechanics Academy (7-day free trial): https://www.skool.com/biomechanics-academy

Link to the YouTube video if you want to comment: https://youtu.be/cNMyEPd4tAs

0:00 The Truth About Biomechanics
2:57 What Biomechanics Actually Is
6:20 The Mistake I Made With Pain & Injury
11:50 How Biomechanics Creates False Certainty
16:44 Will Biomechanics Build More Muscle?
18:37 Does Biomechanics Make You a Better Coach?
20:00 The Real Problem: Information ≠ Application
24:18 Humans Are Complex Systems
28:05 Why I Stopped Needing to “Know”
30:01 What Biomechanics Is Actually For
34:30 The Principles for Applying Biomechanics
35:30 Description Before Prescription
38:17 Goals Before Judgments
39:44 Experimentation Over Conclusions
43:04 Iteration Over Destination
44:30 What Confidence Actually Looks Like
45:30 Biomechanics Academy + Closing