What is VO₂ Max?
VO₂ Max is the maximum amount of oxygen your body can use during intense exercise. It’s a key indicator of cardiovascular fitness and overall longevity. Higher VO₂ Max levels are linked to better endurance, heart health, and metabolic efficiency.

Why Improve Your VO₂ Max?

  • Increases energy and stamina
  • Supports metabolism and fat loss
  • Enhances heart and lung function
  • Reduces risk of cardiovascular disease
  • Improves recovery and workout efficiency

How to Improve Your VO₂ Max

1. High-Intensity Interval Training (HIIT)

  • Short bursts (20–90 seconds) of intense exercise followed by recovery periods.
  • Example: 30-second sprint, 60-second walk, repeat for 10–15 minutes.

2. Zone 2 Training (Aerobic Base Building)

  • Moderate-intensity cardio (60–70% max heart rate) for 30–60 minutes.
  • Example: Brisk walking, cycling, or light jogging.

3. Strength Training

  • Resistance exercises improve oxygen efficiency.
  • Focus on compound movements like squats, deadlifts, and push-ups.

4. Breathwork & Altitude Training

  • Nasal breathing during exercise improves oxygen efficiency.
  • Hypoxic training (low-oxygen environments) can accelerate adaptation.

5. Nutrition & Recovery

  • Protein & Carbs: Support muscle repair and endurance.
  • Hydration: Dehydration reduces oxygen delivery.
  • Sleep: At least 7–9 hours for optimal recovery.

Tracking Progress

  • Use a VO₂ Max test (lab or wearable device).
  • Monitor improvements every 12 weeks.
  • Track resting heart rate and exercise performance over time.

Start Small & Stay Consistent!
Improving VO₂ Max takes time, but small, consistent changes lead to long-term gains. Pick one or two strategies and build from there!

Dr. David Duizer ND

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