Hey, fellow runners! Welcome back to my blog.
Today, let’s talk about how you can boost your VO2 max this winter. Winter provides a unique opportunity to focus on foundational fitness metrics like VO2 max, the gold standard for measuring aerobic capacity. By dedicating time to structured training and leveraging tools like Zwift or TrainerRoad, you can set yourself up for peak performance in the warmer months.
What is VO2 Max and Why is it Important?
VO2 max measures the maximum amount of oxygen your body can use during exercise. It’s a critical metric for endurance and overall fitness because it reflects how well your heart, lungs, and muscles work together to keep you moving.
In simple terms, a higher VO2 max means you can run faster and longer without getting tired.
How to Elevate Your VO2 Max This Winter
Increasing your VO2 max isn’t just about pushing harder; it’s about smart, deliberate training to maximize oxygen delivery and utilization. Here’s how you can do it:
Winter Training Strategy
Structured high-intensity interval training (HIIT) is key to improving your VO2 max. But what exactly is HIIT? In simple terms,
HIIT involves short bursts of intense exercise followed by periods of rest or low-intensity exercise.
This type of training pushes your body to its limits, helping to improve your cardiovascular and muscular systems.

Proposed Training Plan
Combine interval workouts, endurance rides, and active recovery to systematically enhance VO2 max and overall performance.
Key Workouts:
- VO2 Max Intervals:
- Structure: 5 x 3 minutes at 110-120% of your Functional Threshold Power (FTP), with 3 minutes of easy spinning between efforts.
- Purpose: Pushes your aerobic capacity, teaching your body to deliver and utilize oxygen more efficiently.
- Over-Under Intervals:
- Structure: 4 x 8 minutes alternating between 1 minute at 105% of FTP and 1 minute at 90% of FTP.
- Purpose: Mimics real-world demands, improving oxygen utilization and lactate clearance.
- Longer Threshold Efforts:
- Structure: 2 x 20 minutes at 90-95% of FTP, with 5 minutes of recovery between efforts.
- Purpose: Builds the aerobic foundation necessary for VO2 max improvement.
- Aerobic Endurance Rides:
- Structure: 90-120 minutes in Zone 2 (55-75% of FTP).
- Purpose: Enhances cardiovascular efficiency and recovery capacity.

Proposed 4-Week VO2 Max Training Plan
Week 1:
- Day 1: VO2 Max Intervals
- Day 2: Recovery Ride (45 minutes in Zone 1-2)
- Day 3: Threshold Efforts
- Day 4: Endurance Ride
- Day 5: Recovery Spin (30-45 minutes in Zone 1)
Weeks 2-4 Adjustments:
- Increase interval duration (e.g., move from 3 minutes to 4 minutes at VO2 max intensity).
- Gradually extend endurance ride durations.
- Incorporate occasional tempo surges (Zone 3) during longer rides to mimic race conditions.

Building a Complete Athlete
Boosting VO2 max is a significant achievement, but holistic development ensures you’re a well-rounded runner. Winter training provides the chance to work on complementary areas that enhance overall performance.
Strength Training:
Incorporate exercises like squats, lunges, and deadlifts to develop lower-body power. Add plyometric exercises such as box jumps and step-ups to enhance explosiveness and recruit fast-twitch muscle fibers. Core exercises like planks, Russian twists, and stability ball rollouts improve running efficiency by enhancing stability and reducing energy wastage.
Mental Preparation:
VO2 max intervals are mentally demanding. Develop resilience and focus through goal setting, mindfulness, and visualization techniques. Incorporate progressive relaxation exercises or meditation to build mental endurance and composure during intense efforts. Practicing mental strategies like reframing discomfort as progress can directly translate to better performance under pressure.
Nutrition and Recovery:
- Pre-Workout: Consume easily digestible carbohydrates and electrolytes for energy and hydration during high-intensity efforts. Examples include a banana or an energy gel paired with water.
- During Workout: For sessions exceeding 60 minutes, consume small amounts of fast-acting carbs to maintain performance.
- Post-Workout: Prioritize a combination of protein and carbs within 30 minutes of finishing to accelerate muscle repair and glycogen replenishment. A smoothie with whey protein, banana, and almond milk is a good option.
- Sleep: Aim for 7-9 hours of quality sleep, and consider practices like maintaining a consistent bedtime, reducing screen time before bed, and using blackout curtains for better recovery.
- Hydration: Monitor daily fluid intake and rehydrate with electrolytes, particularly after high-intensity sessions to aid recovery and performance.

Conclusion
Winter is the perfect season to target VO2 max through deliberate, structured training. By understanding the science, embracing high-intensity intervals, and addressing complementary areas like strength and recovery, you can significantly improve your aerobic capacity. A higher VO2 max isn’t just a number—it’s the key to unlocking new performance levels and achieving your running goals.
👟 Ready to take your running to the next level? Check out my personalized coaching services.
Together, we can achieve your running goals and unlock your full potential!
See you in the next post,
Ely




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