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RX Lab Port Washington, NY

RX Lab


RX LAB: Unlock Your Peak Performance with Science

Precision Testing | Data-Driven Training | Optimal Performance


At RX FIT, we’re redefining the way athletes and everyday individuals train with cutting-edge performance testing. RX Lab provides an in-depth look at your fitness, endurance, and metabolism to help you reach your peak potential—whether you're preparing for competition, looking to enhance your daily workouts, or optimizing your health.  


What’s Included in RX Lab? 


VO2 Max Testing (Aerobic Capacity Assessment)  

  • What It Does: Measures maximum oxygen uptake to determine endurance limits and aerobic efficiency.  
  • Why It Matters: Essential for runners, endurance athletes, and HIIT lovers to optimize their cardio conditioning.  


Lactate Threshold Testing (Fatigue Resistance Analysis)  

  • What It Does: Determines the intensity at which lactic acid buildup begins to affect performance.  
  • Why It Matters: Helps athletes improve stamina, avoid early fatigue, and push through training plateaus.  


Resting Metabolic Rate (RMR) Testing (Metabolic Optimization)  

  • What It Does: Calculates the exact number of calories your body burns at rest, revealing how efficiently your metabolism works.  
  • Why It Matters: Essential for fat loss, muscle gain, or fine-tuning nutrition plans based on YOUR body’s needs. 


Body Composition Analysis with Evolt 360

  • What It Does: Provides a detailed breakdown of muscle mass, body fat percentage, visceral fat levels, metabolic rate, and hydration status using advanced bioimpedance technology.  
  • Why It Matters: Perfect for tracking progress, setting precise goals, and making data-backed training and nutrition decisions.  


RX Lab Pricing Options


  • Single Test Sessions (A la Carte)
  • VO2 Max Test
  • Lactate Threshold Test
  • Resting Metabolic Rate (RMR) Test
  • Evolt 360 Body Composition Scan


RX Lab Full Performance Package

  • Includes VO2 Max, Lactate Threshold, RMR, and Evolt 360 Scan
  • Personalized data report with expert insights & training recommendations  


Endurance Package 

  • Includes VO2 Max & Lactate Threshold Tests 
  • Ideal for runners, HIIT athletes, and endurance sports competitors 


Metabolic & Body Optimization Package

  • Includes RMR & Evolt 360 Body Composition Scan
  • Perfect for those focused on fat loss, muscle gain, and metabolism tracking


Test Re-Assessments (Recommended Every 6-12 Weeks)

  • VO2 Max or Lactate Threshold Re-Test
  • RMR or Evolt 360 Body Composition Re-Test  
  • Perfect for monitoring progress, adjusting training zones, and optimizing nutrition.  


Train smarter with science. Welcome to the future of fitness—Welcome to RX Lab!

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Trusted and Loved By Hundreds of Port Washington, NY Residents

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Conveniently located next to Our Lady of Fatima Church, on the corner of Cottonwood and Manorhaven Blvd

Working out at the gym isn't easy. But getting there shouldn't be hard. RX|FIT is located and easily accessible from all of Port Washington.

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61 Manorhaven Boulevard, Port Washington, NY, 11050, USA
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Imagine a stronger, healthier you—starting today. Let’s make it real.

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