Published Sep 17, 2020

157. Professor Shawn Bearden on the Science of Ultramarathons

Join Professor Shawn Bearden as he breaks down the physiological and psychological demands of ultramarathons, offering expert insights into endurance strategies, optimal nutrition, and the latest advancements in ultra-endurance science.

Episode Highlights

Topics covered

Questions from this episode

- What is the difference between using keto and carbohydrates as fuel?
  Asked by 17 people
- How do ketones affect athletic performance?
  Asked by 17 people
- Is marathon running good for your health?
  Asked by 12 people
- What's the role of glycogen in muscles?
  Asked by 10 people
- During a workout, do we burn stored fat or muscle glycogen?
  Asked by 9 people
- What are the different types of carbohydrates and how do they affect exercise?
  Asked by 9 people
- How do I find my lactate threshold and what is it exactly?
  Asked by 6 people
- What are the adaptations to long-duration exercise?
  Asked by 5 people
- Why is replenishing muscle glycogen important?
  Asked by 5 people
- How do low-carb diets impact energy?
  Asked by 4 people
- What is the order of energy sources that get burned first during exercise, from glucose in the bloodstream to glycogen and then fat?
  Asked by 3 people
- Are ketones better than carbohydrates?
  Asked by 3 people
- Why is fueling important for workouts?
  Asked by 3 people
- Can you be a runner on a low-carb diet?
  Asked by 3 people
- What are some tips to improve running endurance?
  Asked by 2 people

157. Professor Shawn Bearden on the Science of Ultramarathons

Topics covered

Popular Clips

Optimizing Ultramarathon Performance

Debunking Keto for Runners

The Decline of Critical Power

Exciting Discoveries in Ultra Endurance Physiology

Understanding Lactate Threshold

The Fascination of Ultramarathons

Fueling Ultramarathons

The Science of Ultra

Runner's Form & Power Output

Pushing Boundaries

From Soccer to Running

Ultramarathon Myths

Exploring Ultramarathons

Training Your Gut

Ultramarathon Strategies

Questions from this episode

What is the difference between using keto and carbohydrates as fuel?

How do ketones affect athletic performance?

Is marathon running good for your health?

What's the role of glycogen in muscles?

During a workout, do we burn stored fat or muscle glycogen?

What are the different types of carbohydrates and how do they affect exercise?

How do I find my lactate threshold and what is it exactly?

What are the adaptations to long-duration exercise?

Why is replenishing muscle glycogen important?

How do low-carb diets impact energy?

What is the order of energy sources that get burned first during exercise, from glucose in the bloodstream to glycogen and then fat?

Are ketones better than carbohydrates?

Why is fueling important for workouts?

Can you be a runner on a low-carb diet?

What are some tips to improve running endurance?

Episode Highlights

Ultramarathon Challenges

The Science of Ultra

Nutrition & Fueling

157. Professor Shawn Bearden on the Science of Ultramarathons

Topics covered

Popular Clips

Questions from this episode

Episode Highlights

Ultramarathon Challenges

The Science of UltraShawn Bearden explores the physiological intricacies of ultramarathons, emphasizing the unique challenges and adaptations required for these extreme endurance events. He shares insights on fueling strategies, lactate threshold, and recent breakthroughs in endurance science.

The Science of Ultra

Nutrition & FuelingShawn Bearden explores the complexities of fueling strategies and dietary choices for ultramarathon runners. He provides insights into the balance between carbohydrate and fat intake, and evaluates the effectiveness of keto and high-fat diets for endurance athletes.

Nutrition & Fueling