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Aerobic Decoupling, Explained: What It Is And How To Use It In Training

Even experienced distance runners, cyclists, and other endurance athletes may not know what aerobic decoupling is or why aerobic decoupling matters as an endurance athlete. After all, unless you regularly study exercise physiology or have a background in endurance training, there’s a good chance that aerobic decoupling is not a metric or concept you have … Read more

Heat and Heart Rate Zones: How Weather Can Affect Your Training HR

A popular approach to endurance training, both for runners as well as for other endurance athletes like cyclists, is heart rate training. Heart rate training involves monitoring your heart rate during exercise and aiming to keep your heart rate within specific predetermined “heart rate zones,“ depending on your age, fitness level, workout goals, etc. But, … Read more

The Mind Muscle Connection: Does It Actually Exist, And What Does It Do?

If you have ever worked out with a personal trainer or taken an exercise class before, the instructor or trainer may have told you to engage a certain muscle group when performing an exercise. For example, when performing a back squat, your trainer may have said, “Engage your core or abs to support your spine.” … Read more

11 Expert Tips On How To Increase HRV (Heart Rate Variability)

Athletes often pay close attention to various biometrics such as blood pressure, body fat percentage, and resting heart rate because keeping tabs on measurable variables can provide insight into your training status and fitness. Another key heart-related biometric is your heart rate variability or HRV. HRV is a measure of the differences or fluctuations in … Read more

Threshold Training Guide For Runners + 4 Workouts To Try!

Threshold training is one of the key running workouts to improve endurance performance. However, some runners may not be familiar with exactly what this type of training entails and may ask: Is anaerobic threshold training the same as lactate threshold training for runners? What are the important training thresholds for runners and other endurance athletes … Read more

Slow Twitch Vs Fast Twitch Muscle Fibers: A Complete Explanation

Understanding muscle anatomy and how the neuromuscular system works can be confusing, but many of the basic principles of muscle anatomy and physiology can be useful in helping guide your workouts to achieve your specific fitness goals better. One of the most important concepts to understand in anatomy and exercise physiology is the differences between … Read more

Overactive and Underactive Muscles + How To Correct Them

Tangentially related to the concept of stronger vs weaker muscles is the idea of overactive vs underactive muscles. What are overactive muscles? What are underactive muscles? What are the most common overactive and underactive muscles, and how do you determine if you have an overactive vs underactive muscle? In this article, we will discuss what … Read more

Does Athletic Greens Work? The Evidence -Or Lack Thereof – For Greens Powders

It often seems like every other podcast, Instagram ad in your feed, and banner ad on the side of a webpage has a spot for some sort of greens powder. From Athletic Greens to Bloom, we seem to be flooded with calls to action to buy a do-it-all elixir in the form of some magical … Read more

Cardiorespiratory Endurance Explained + 20 Ways To Improve Yours

If you are an endurance athlete, such as a marathon runner, a long-distance cyclist, or a long-course triathlon, you are likely aware that there are many different approaches to training to improve your cardiovascular endurance for your sport. But, what is cardiorespiratory endurance, and why is it so important? What about the best cardiorespiratory endurance … Read more

Muscle Memory Explained: What It Is + How It Works

Once you start working out, you will likely be introduced to a number of fitness concepts, or you will overhear people talking at your gym about training principles. For example, you might hear about progressive overload or physiological adaptations. Another term that you may encounter in the context of working out is muscle memory. But, … Read more

The PAR-Q Form: What Is The Physical Activity Readiness Form For?

When you sign up to work with a personal trainer, or running coach, or even join a new gym, there is a good chance that you will be asked to fill out various paperwork.  In addition to the basic intake forms that capture your demographics, training background, and current fitness goals, another mainstay form that … Read more

Set Point Theory Of Body Weight Explained In Detail

You might believe that you are doing effective workouts and following a healthy, calorie-appropriate diet for your physique goals, but yet you are not losing weight, or you lose weight for a bit only to bounce back to your old weight despite continuing to follow your weight loss plan. This is where set point theory … Read more