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CGM: lessons learned from Para cyclists
Continuous Glucose Monitoring (CGM) is gaining attention as a tool for optimising dietary counselling in athletes. By providing real-time...
Vera Weijer
4 min read


Carbohydrate recommendations relative to body weight
When we recommend carbohydrate intake for the day, it is often expressed as grams per kg bodyweight. For example, for most sports this...
Asker Jeukendrup
6 min read


Essential tips for using Continuous Glucose Monitoring (CGM)
In a series of previous blogs on mysportscience, the role of blood glucose was discussed and we highlighted what insights Continuous...
Nicola Guess
10 min read


Are extreme glycogen loading protocols necessary?
Glycogen is essential for high intensity exercise performance. A review concluded that elevated glycogen concentration can improve...
Asker Jeukendrup
3 min read


Is fructose bad for health?
Fructose can constitute a substantial energy source in the human diet. It is a dispensable (non-essential) nutrient, and no adverse...
Asker Jeukendrup
3 min read


The optimal ratio of carbohydrates
In 2003, we discovered that certain combinations of carbohydrate could be absorbed faster in a sports setting. Before this discovery it...
Asker Jeukendrup
4 min read


How can CGM be used?
CGM is a tool that can give us insights into “blood glucose” in real time! Although we must understand the limitations and be wary of not...
Asker Jeukendrup and Mike Riddell
11 min read


Are continuous glucose monitors (CGMs) accurate?
People often ask us: “Are continuous glucose monitors (CGMs) accurate?” Our simple answer will typically be "yes", particularly if we are...
Mike Riddell and Lauren Turner
8 min read


Is CGM a fuel gauge?
Wouldn’t it be great to have a tool that measures how much fuel is left in your tank, just like a car has a fuel gauge? This would allow...
Asker Jeukendrup and Mike Riddell
5 min read


CGM in sport
Continuous glucose monitoring (or CGM) is a body-worn “wearable” device that measures and displays interstitial sugar (glucose) levels....
Mike Riddell and Asker Jeukendrup
4 min read


Are natural sugars healthier?
We often see the recommendation that we should use brown sugar over white sugar. We also hear that sugar from fruit is ok, but sugar from...
Asker Jeukendrup
6 min read


Is sugar bad for athletes?
Sugar is often labelled as being “bad” for health. Some headlines claim sugar causes obesity, as well as cancer, cardiovascular disease...
Asker Jeukendrup
12 min read


How sugar helps with energy supply
After the previous blog where we discussed what sugars are, in this blog we will look at the role of sugar for energy provision. We will...
Asker Jeukendrup
4 min read


What is sugar?
In the next few blogs we will tackle the topic of “sugar”. There are some daunting headlines in the media: Sugar is a silent killer....
Asker Jeukendrup
3 min read


Effects of protein during exercise
One year ago, a very good friend and respected colleague passed away, way too young. Kevin Tipton was loved by many and had a great...
Asker Jeukendrup
3 min read


Ice slush: effects, benefits and evidence
Ice slush, or slurry, is a very low temperature (0-1 °C) drink made with blended ice and liquids. Although popular as ‘slushies’ and...
Asker Jeukendrup
5 min read


Can the gut microbiota be trained?
Athletes that follow an exercise and dietary regimen usually expect to see a performance benefit for their efforts. Also impacted by these f
Alex Mohr
8 min read


The female athlete: Considerations for fuel storage and utilization
In a previous blog post, Dr. Kirsty Elliot-Sale nicely highlighted that differences in anatomy, physiology and psychology between males...
Michaela Devries
4 min read


How to fuel for a marathon
Marathon runners are starting to pay more and more attention to their nutrition. No one ever questions the importance of training, yet...
Asker Jeukendrup
13 min read


Modified carbohydrates: Wave of the (sports nutrition) future?
What if we could modify the chemical structure of nutrients to alter their digestion, absorption, and metabolic effects during exercise?...
Daniel Baur and Mike Ormsbee
5 min read
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