

Tread Lightly Running Podcast
Amanda Brooks and Laura Norris
The Tread Lightly Running Podcast provides data-driven, evidence-based running advice in a practical, accessible, and inclusive manner. . You'll learn about how to run faster, marathon training, the latest fueling science, how to prevent running injury, and more.
Tread Lightly Running Podcast is co-hosted by Amanda Brooks and Laura Norris, MSc. Together, they have over 20 years of coaching experience and have helped thousands of runners reach their goals through 1:1 coaching and group training. They've appeared in Runner's World, SELF, NPR, Outside, and other major media.
Tread Lightly Running Podcast is co-hosted by Amanda Brooks and Laura Norris, MSc. Together, they have over 20 years of coaching experience and have helped thousands of runners reach their goals through 1:1 coaching and group training. They've appeared in Runner's World, SELF, NPR, Outside, and other major media.
Episodes
Mentioned books

Mar 9, 2024 • 32min
56: What You Should Know about Running While Pregnant
As a disclaimer, the advice provided in this episode is general. We encourage discussing your individual situation with your OB/GYN or other healthcare provider.
This episode is targeted both toward pregnant runners and coaches who may work with pregnant athletes or those looking to support pregnant runners in their lives.
Discussion points include:
Basic medical recommendations
What is safe for running while pregnant?
How to navigate body changes during pregnancy as a runner
Hydration and nutrition on runs during pregnancy
References:
PMID: 21393257
PMID: 22314872
PMID: 29644086
PMID: 34165763

Mar 2, 2024 • 33min
55: Beer as a Recovery Beverage, The Gotta-Go Urgency on Runs, and Other Listener Questions!
You asked and we are answering! This episode answers listener questions on all things running, including:
Should you do a tune-up race or a baseline race before training?
Can anyone run a marathon?
How to manage incontinence/leakage when running
How do you pick the right running coach for you?
Are apps like Apple Fitness or Peloton effective for general strength training?
How do you incorporate group runs into a training plan?
How do you care for blisters, calluses, and black toenails?
Do you need to reach a certain mileage of easy runs before adding in hard workouts?
How do you fuel before an early morning run?
Is there any advantage to sugar-free running gels?
Is beer a good recovery beverage?
Resources:
Bump Runner Postpartum Program
Lift Run Perform Monthly Lift
Danielle Pascente Strength Programs
References:
PMID: 27338452
PMID: 34284350

Feb 24, 2024 • 33min
54: Why are You Tired All the Time? Understanding Fatigue and Running
Are you tired all the time, both during runs and during the rest of the day? We have received a few listener questions on this topic, so we are taking a deep dive into training fatigue, abnormal fatigue, bloodwork, training load management, and more!
Amanda’s experience with fatigue and running
Normal vs abnormal fatigue
Is your nutrition causing fatigue?
Low energy availability
Eating disorders and disordered eating
Is it your training plan that is making you tired?
Other factors that may cause fatigue
If you enjoyed this episode, you may also like
Episode 16: What Runners Need to Know About Iron
Episode 24: The Science of Overtraining
Episode 25: Running during Perimenopause
Episode 31: How to Manage Muscle Soreness
References:
Jeukendrup & Gleeson. (2016). Sport nutrition. Third edition. Human Kinetics.
Gropper & Smith. Advanced nutrition and human metabolism. Sixth edition. Wadsworth Cengage Learning.
PMID: 34181189
PMID: 28012184
PMID: 33095376
PMID: 37329147
PMID: 37052052

Feb 17, 2024 • 35min
53: How to Qualify for the Boston Marathon
Is running the Boston Marathon a dream of yours? As most runners know, you need to run a Boston Marathon Qualifying time (BQ) if you want to run Boston (outside of doing a charity bib). BQ times are challenging for most runners - so we are sharing what we have found works in real-life coaching practice. Before all that, we answer a listener’s question on beetroot supplements for running.
Discussion points include:
Intrinsic vs extrinsic factors that influence one’s ability to run a BQ
How to choose a marathon for a BQ attempt
How racing 5Ks, 10Ks, and half marathons can help you run a faster marathon
How to dial in your nutrition for a BQ marathon
How to train for a BQ marathon
The role of when training for a BQ marathon
Further resources:How Bad Do You Want It? By Matt Fitzgerald (affiliate link)

Feb 10, 2024 • 34min
52: How Far Should You Run Before a Marathon? An Updated Episode on the Three Hour Long Run "Rule"
We recognize that the long run is only one piece of marathon training. However, one of the most common questions we hear as running coaches is: how long should you run before a marathon? Should you follow the commonly cited rule that you should never run longer than three hours in training?
We re-recorded our first ever episode for an updated discussion (with better audio quality!). We dive into the science of marathon long run length, as well as provide some practical recommendations.
Before all that, we answer a listener question about reflective gear recommendations.
Our reflective gear recommendations include (with affiliate links):
Petzel Ikocore Headlamp
Amphipod Xingelt Reflective Vest
Nathan Streak Reflective Vest
https://www.runtothefinish.com/reflective-running-gear/
Discussion points:
What is the rationale behind long run time limits?
Who should limit their long runs versus who should lengthen the long run?
How big of an injury risk are marathon training long runs?
How long should you cap a long run in marathon training?
Is more always better with long runs?
Alternative marathon training approaches
How to fuel these long runs to feel good and recover well
Long run mileage in the context of weekly mileage
If you enjoyed this episode, you may also like:
Episode 5: Long run fueling
Episode 17: First marathon training tips
Episode 34: How to safely increase your running volume
References:
PMID: 31704026
PMID: 32421886
PMID: 32403259
PMID: 32183425

Feb 3, 2024 • 39min
51: When to Quit a Run vs When to Push Through
We start with a listener about timing warm-ups before driving to go for a run. Then, we dive into one of the most common questions we hear as running coaches: when is it okay to quit a run? When should you push through? When should you skip a run altogether? How do you discern low motivation versus a legitimate reason to quit a run?
Discussion points include:
Our take on the “no days off” mentality in running
What to do when your running motivation is low
Should you run with a cold or other illness?
Should you run if running is painful?
What to do if a run is not going well
What to do if you have to skip a long run
What to do if you get sick during your taper
When should you skip your race
When to quit a race (DNF)
You may also enjoy:
Episode 24: The science of overtraining
Episode 30: How to taper for a marathon
Episode 21: How to start running again

Jan 27, 2024 • 28min
50: Tired of Hitting the Wall? How to Not Slow Down in Your Next Marathon
This episode answers a listener question: how can you prevent a pace drop at the end of your marathon? This is such a common question for so many runners! So many factors go into not hitting the wall during a marathon: training, fatigue resistance, nutrition, pacing, and more.
Discussion points include:
Why glycogen depletion can cause you to slow down (2:05)
Gender and age differences in slowing down during a marathon (3:40)
Does the length of your training runs impact your fatigue resistance? (6:30)
The role of hydration in marathon performance (8:00)
Carbohydrate intake during a marathon (10:20)
How to set an appropriate marathon goal time (12:00)
Training volume and marathon training workouts for fatigue resistance(15:50)
Recovery nutrition, long run nutrition, and carb loading (19:45)
How to not slow down from hills in your marathon (21:40)
Can a tune-up race help you run a faster marathon? (23:45)
If you enjoyed this episode, you may also like:
All about marathon pacing (ep 6)
First marathon training tips (ep 17)
What to eat before a race (ep 20)
Mastering your mindset (ep 23)
How many miles should you run per week? (Ep 27)
How to taper for a marathon (ep 30)
Please excuse how Laura sounds, she had a sinus infection at the time of recording!
References:
PMID: 34010308
PMID: 32922647
PMID: 24901444

Jan 20, 2024 • 35min
49: What's Causing Your Knee Pain When Running?
We answer a listener's question on rebuilding mileage after a few weeks of lower-volume training before diving into a frequently requested topic - knee pain while running. We dive into the different types of knee pain, what causes knee pain for runners, how to treat runner’s knee and IT band pain, and more.
Discussion points include:
Is running bad for your knees? (3:10)
What are the causes of knee pain for runners? (5:28)
What causes IT band pain and how to resolve it (6:50)
Does changing your running form fix knee pain? (12:35)
Can your pre-run warm-up reduce your knee pain? (16:30)
Are your running shoes causing your knee pain? (18:40)
Exercises to address knee pain (20:55)
Can you run through knee pain? (24:15)
Should you use a knee brace when running? (28:05)
Osteoarthritis and running (30:06)
Further resources:
https://www.runtothefinish.com/fix-runners-knee-and-knee-drift/
https://www.runtothefinish.com/it-band-solution/
https://www.runtothefinish.com/knee-pain-after-running/
https://lauranorrisrunning.com/running-is-painful/
References:
Blagrove & Hayes, The science and practice of middle and long distance running.
PMID: 36875337
PMID: 31728373

Jan 13, 2024 • 32min
48: Is It Bad to Run in the "Grey Zone?" Understanding Moderate Pace Running
What is the grey zone in running?
The benefits and detriments of running in the grey zone
How to use the talk test
When to use zone 3 training
Should you do all of your long runs at marathon pace?
What is polarized training (hard days hard, easy days easy)
Marathon pace/zone 3 workouts
Zone 2 vs zone running when you are a beginner runner
If you enjoyed this episode, you may also like:
44: Why do you get muscle cramps when running?
9: What is 80/20 running?
2: Zone 2 training and heart rate
32: What your running watch stats mean
References:
PMID: 33344993
PMID: 36900796
PMID: 35661059
PMID: 26578968
Skiba, Scientific Training For Endurance Athletes
https://www.frontiersin.org/articles/10.3389/fspor.2019.00070/full
Further reading:
https://lauranorrisrunning.com/what-is-zone-2-training/
https://www.runtothefinish.com/zone-2-heart-rate-training/
https://www.runtothefinish.com/running-heart-rate/
https://lauranorrisrunning.com/training-intensity-distribution-for-runners/

Jan 6, 2024 • 29min
47: US Marathon Trials Preview and Our Picks for the US Olympic Team!
We first answer a question about using the bathroom during races. Then, we dive into an exciting topic: the 2024 Marathon Olympic Trials!
Discussion points include:
A preview of the marathon course and spectating tips
The start time controversy
How are athletes chosen to go to the Olympics? Understanding the Olympic Standard times
The financial costs of hosting the US Olympic Marathon Trials
Our picks for who will make the US Olympic Team
The track and field Olympic trials
References/Further Reading:
https://www.usatf.org/events/2024/2024-u-s-olympic-team-trials-—-marathon/2024-u-s-olympic-team-trials-marathon-qualificatio/women-s-marathon-performances
https://www.letsrun.com/news/2022/04/are-the-us-olympic-marathon-trials-broken-examining-the-business-model-of-americas-greatest-marathon/


