# How To Run Faster Using Less Energy

Source: https://www.youtube.com/watch?v=2Lbo7QVDahw
Recap page: https://rapidrecap.app/video/2Lbo7QVDahw
Generated: 2026-09-17T17:08:05.285+00:00

---
## The Gist

Running economy improves through consistency, heavy strength training, hill strides, tendon conditioning, and optimizing everyday technique rather than attempting a total form overhaul.

## Quick Overview

Running economy is the amount of energy used at a given pace, and improving it requires specific non-genetic interventions. Mark shares five actionable strategies to boost efficiency, including lifting heavy weights, performing short acceleration strides, and capitalizing on the efficiency gains of supershoes and proper fuelling.

**Key Points:**
- Running economy is defined as the amount of energy used for each step at a given pace.
- Strength training consistently yields a two to eight percent improvement in running economy by helping muscles generate more force.
- Short hill strides and acceleration sprints lasting about twenty seconds improve power generation, tendon stiffness, and neuromuscular coordination.
- Supershoes function similarly to tendons by storing and returning energy, providing a two to four percent improvement in running economy.
- Aiming for approximately eighty grams of carbohydrates per hour during marathons helps reduce oxygen cost when running at marathon pace.
- Mark trained for the Chicago Marathon with a target time of two hours and fifty minutes, requiring a pace of four minutes per kilometer.
- Mark finished the Copenhagen Marathon in two hours, fifty-five minutes, and forty-four seconds with an average heart rate of 159 beats per minute.
- The Running Channel Club offers community support, workout tips, and structured discussions for runners preparing for autumn races.

![Screenshot at 08:18: Mark finishes a training run on the coast, demonstrating the dedication required to hit his marathon goals.](https://ss.rapidrecap.app/screens/2Lbo7QVDahw/00-08-18.jpg)

**Context:** Mark from The Running Channel is training to break his personal best at the Chicago Marathon with a goal time of two hours and fifty minutes. To achieve this demanding pace of four minutes per kilometer, he focuses on maximizing running economy rather than making radical and impractical changes to his natural running form.

## Detailed Analysis

Running economy dictates how efficiently a runner converts oxygen and energy into forward motion, serving as the ultimate marginal gain for marathon runners. Mark breaks down the five primary ways to improve economy without getting bogged down in useless form fixes. He explains that runners should build strength through heavy lifting and plyometrics, execute short hill strides for power and neuromuscular coordination, leverage the energy return of supershoes, and properly fuel with up to eighty grams of carbohydrates per hour. By addressing these practical variables alongside consistent training, runners of all paces can conserve energy and prevent late-race fatigue.

### #1, Consistency

Do not discount the running miles you have already completed, because experience forms the baseline of your efficiency.

- Runners naturally improve their consistency and comfort as they log more lifetime miles.
- Past training iterations provide the foundational running economy needed to tackle faster paces without burning extra energy.

![Screenshot at 04:06: Mark crosses a race finish line, highlighting the value of cumulative running experience.](https://ss.rapidrecap.app/screens/2Lbo7QVDahw/00-04-06.jpg)

### #2, Strength

Lifting heavy and consistently is one of the most reliable ways to upgrade your muscle force output.

- Strength training yields a two to eight percent improvement in running economy by producing stronger muscles that generate more force.
- Workouts should include heavy lifting, single-leg exercises, core stability work, and plyometrics if you are injury free.

![Screenshot at 04:21: A runner performs heavy barbell squats in the gym to build lower body strength.](https://ss.rapidrecap.app/screens/2Lbo7QVDahw/00-04-21.jpg)

### #3, Strides and Hill Strides

Short, fast acceleration bursts teach your nervous system how to handle speed efficiently.

- Run twenty-second bursts of high-intensity running before naturally slowing down to a walk.
- Hill strides improve power generation, tendon stiffness, form coordination, and neuromuscular pathways.

![Screenshot at 04:54: A runner charges up a grassy hill to build running power and coordination.](https://ss.rapidrecap.app/screens/2Lbo7QVDahw/00-04-54.jpg)

### #4, Tendons

Tendons act like natural springs by storing energy upon impact and releasing it during push-off.

- Tendons require specific exercises like isometric holds in the calves to increase time under tension.
- Targeted tendon training increases the springiness of your lower legs to reduce energy waste with every step.

![Screenshot at 05:45: A runner performs isometric heel raises on a step to strengthen lower leg tendons.](https://ss.rapidrecap.app/screens/2Lbo7QVDahw/00-05-45.jpg)

### #5, Your Form

Stop trying to copy elite runner forms and focus on maintaining your natural movement patterns.

- Trying to completely overhaul your running form is a false solution that often leads to inefficiency.
- Maintain an upright posture, a slight forward lean, and light, quick footstrikes when you get tired late in a race.

![Screenshot at 06:17: A runner demonstrates proper upright posture and a slight forward lean on the track.](https://ss.rapidrecap.app/screens/2Lbo7QVDahw/00-06-17.jpg)

### #6, Supershoes

Modern footwear technology can dramatically alter your running economy during long races.

- Supershoes feature responsive foam and carbon plates that store and return energy much like human tendons.
- Running in supershoes can improve your running economy by two to four percent across all running paces.

![Screenshot at 06:40: On-screen text details the two to four percent running economy improvement delivered by supershoes.](https://ss.rapidrecap.app/screens/2Lbo7QVDahw/00-06-40.jpg)

### #7, Carbs and Fuelling

Proper carbohydrate intake prevents late-race bonking and directly reduces your oxygen cost.

- Research shows that having high carbohydrate availability reduces oxygen usage when running at marathon pace.
- Runners should aim to consume roughly eighty grams of carbohydrates per hour and practice this intake during training.

![Screenshot at 07:11: Lab testing equipment captures physiological metrics while runners use carbohydrate fuel.](https://ss.rapidrecap.app/screens/2Lbo7QVDahw/00-07-11.jpg)