GT Performance Podcast

What is PRP and does it work?

Dr. Zach Guiser dives into the polarizing world of Platelet-Rich Plasma (PRP), a treatment that rose to fame after Super Bowl heroics but remains largely uncovered by insurance By breaking down the specific growth factors, which he likens to a construction crew, Zach explores why some studies show "miracle" results while others find no benefit. The key, according to 2025 research, lies in the dosage and preparation, specifically reaching a threshold of 10 billion platelets. Guiser ultimately grades PRP as "Promising," suggesting it as a viable second-line defense for athletes who haven't found relief through high-quality physical therapy. TIMESTAMPS * 00:00 – The Hines Ward Miracle: PRP’s Mainstream Debut * 01:34 – Blood Breakdown: Erythrocytes, Leukocytes, and Thrombocytes * 02:11 – The "Vampire" Process: Centrifuges and Activation * 02:46 – The Construction Crew: 5 Key Growth Factors * 04:55 – Study 1: PRP for Chronic Back Pain * 07:40 – Study 2: Spine Gaps and the Corticosteroid Comparison * 09:15 – Study 3: The Patellar Tendinopathy Disappointment * 11:18 – Study 4: The 10 Billion Platelet "Magic Number" (2025) * 13:43 – Leukocyte-Poor vs. Leukocyte-Rich: Choosing the Right Mix * 15:03 – Final Takeaways: Zach’s Dosing Stance and Attia Grade

5 ways athletes can separate from the pack this season

Dr. Zach Guiser challenges the "microwaved" approach to athletics, arguing that optimizing for short-term wins, such as over-specializing at age 12, destroys long-term development and leads to burnout . He draws parallels between failed retail giants and improper sprinting mechanics to show that "slow-cooking" your infrastructure is the only way to eventually "slingshot" past the competition. The episode provides five actionable in-season strategies to help busy athletes maintain their physical and mental edge when their peers are most likely to let their habits slip. * 00:00 – The Trap of Short-Term Optimization * 01:05 – Walmart vs. Kmart: A Lesson in Infrastructure and Optimization * 02:00 – Sprinting: Why Optimizing the First 10 Yards Isn't Always Right * 03:00 – In-Season Opportunities: Separating from the Pack * 03:45 – Strategy 1: Psychological Fuel (Journaling & Affirmations) * 05:20 – Strategy 2: Nutrition Low-Hanging Fruit * 06:25 – Strategy 3: Consistent In-Season Strength & Speed * 07:45 – Strategy 4: The Sleep Struggle * 08:50 – Strategy 5: Watching Film Like a Pro * 09:30 – Soul Session: Overcoming Worry

How to chase down your dream

In his most "exhilarating and profound" episode to date, Dr. Zach Guiser provides a four-step blueprint for achieving high-level success by moving beyond traditional, "realistic" advice. Using his own journey from a tiny town with more cows than people to becoming a Division I football captain, alongside historical examples like the Wright brothers and James Dyson, Guiser argues that the path to a dream requires an obsessive focus on controllable daily processes over fickle outcomes. He emphasizes that while outcomes are probabilistic, elite consistency in the "mundane" fundamentals, as modeled by Kobe Bryant and Jerry Seinfeld, is what ultimately separates the pack. TIMESTAMPS * 00:00 – Introduction: Why Zach is Standing * 00:46 – Zach’s Story: From Small Town Cows to D1 Captain * 04:00 – Defining Success: It’s Your Call * 04:41 – Step 1: Don't Be Realistic * 06:06 – The Wright Brothers vs. The Laws of Physics * 08:50 – James Dyson and 5,127 Prototypes * 12:10 – Step 2: Set Intentional Goals * 13:20 – Understanding the Odds: Probabilistic Thinking * 14:40 – Step 3: Execute the Process with Elite Intensity * 16:00 – Jerry Seinfeld’s "Don't Break the Chain" * 18:15 – Stephen King’s 2,000 Words * 20:10 – Kobe Bryant and the "Boring" 4 AM Basics * 23:15 – Step 4: Reflect and Iterate * 24:40 – When Dreams Change: Zach’s Career Pivot * 26:50 – Real-World Case Study: Dan Swank (All Time Low) * 32:00 – Real-World Case Study: Dr. Zach Herman (Orthopedic Surgery) * 35:10 – Final Thoughts: You Are More Than Your Performance

How to avoid the shin splint plague

Dr. Zach Guiser tackles the inevitable rise of shin splints as spring sports seasons begin, categorizing the condition (medically known as medial tibial stress syndrome) as a classic load management failure . He explains how violent muscle contractions create bending stress on the tibia and offers a two-pronged solution: manipulating the workload through the Acute to Chronic Workload Ratio (ACWR) and increasing the shin's capacity through specific strength and graded exposure . The episode wraps with a philosophical reflection on "Fountains vs. Drains" and the importance of finding transcendence by being part of a team greater than oneself. * 00:00 – Fountains vs. Drains: Auditing Your Social Energy * 01:46 – The Spring Sport Pandemic: Defining Shin Splints * 02:30 – Anatomical Theories: Bone Stress vs. Muscle Insertion * 03:15 – The Root Cause: Load Management Mismatch * 04:00 – Using ACWR to Predict and Prevent Injury * 05:15 – Strategies for Stress Reduction: Surfaces and Strength * 06:20 – The Track Athlete’s Guide: A 4-Week Graded Ramp-Up * 10:15 – Collectivism vs. Individualism in Youth Sports * 11:30 – The Science of Happiness: Finding Meaning in Transcendence Link to article (including track progression): gtperformance.co/adj022526

The 5 best lifts to build speed.

Dr. Zach Guiser argues that for teenage athletes, strength is the "rising tide that lifts all ships," providing a higher return on investment for speed and health than almost any other training modality . He outlines five specific exercises—primarily unilateral—designed to prepare the body for the 600+ pounds of force required during elite sprinting and change of direction . The episode concludes with a life framework centered on essentialism, urging listeners to say "no" to anything that does not enhance their health, mission, or quality time with their "tribe". * 00:00 – Introduction: Reframing Problems as Opportunities * 01:05 – The Rising Tide: Why Strength is the Ultimate ROI for Teens * 01:41 – The "Strong Enough" Threshold * 02:02 – Exercise 1: Reverse Lunges and Acceleration Specificity * 02:55 – Exercise 2: Trap Bar Deadlifts and the Athletic Position * 03:36 – Exercises 3 & 4: The Purest Unilateral Knee and Hinge Movements * 04:09 – Exercise 5: Single Leg Elevated Calf Raises for Achilles Stiffness * 05:08 – Summary and the "Say No" Framework Everything in these newsletters, podcasts, social media, and on our website is for educational purposes only and should not be taken as medical advice for you or your athlete. Consult directly with a healthcare professional.