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![The optimal ratio of carbohydrates](https://static.wixstatic.com/media/4515cc_a2eb8a69773948fc836f7b89d97b1eb7~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/4515cc_a2eb8a69773948fc836f7b89d97b1eb7~mv2.webp)
Asker Jeukendrup
4 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...
28,589 views
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Asker Jeukendrup and Mike Riddell
5 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...
5,446 views
![Sodium bicarbonate, cheap and effective?](https://static.wixstatic.com/media/a04440_9f61790665a44e45b5de589bebdbf538~mv2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a04440_9f61790665a44e45b5de589bebdbf538~mv2.webp)
Bryan Saunders
4 min read
Sodium bicarbonate, cheap and effective?
Sodium bicarbonate is a household product commonly known as baking soda that many may be familiar with. What some may not know is that...
14,527 views
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![How to fuel for a marathon](https://static.wixstatic.com/media/a04440_6fa25268341d4d4295febfcdefb165e7~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/a04440_6fa25268341d4d4295febfcdefb165e7~mv2.webp)
Asker Jeukendrup
13 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...
31,838 views
![Will women outperform men in ultra-endurance events?](https://static.wixstatic.com/media/a04440_345df4884f734ac5a8099ab5abde227f~mv2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a04440_345df4884f734ac5a8099ab5abde227f~mv2.webp)
Ollie Odell
5 min read
Will women outperform men in ultra-endurance events?
An interesting review (1) was published recently re-igniting the discussion whether women will ever outperform men in ultra-endurance...
13,123 views
![Preventing and managing gut issues](https://static.wixstatic.com/media/a04440_2d61bcd2c69844bfa1d0958f3eb721b0~mv2.webp)
Ricardo Costa
5 min read
Preventing and managing gut issues
It is now well accepted that gut complaints during and after exercise are a common issues amongst athletes (Read more here). The primary...
7,375 views
![What causes gut issues during and after exercise?](https://static.wixstatic.com/media/a04440_b49476c155374c69a681ea5b9d88a2b7~mv2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a04440_b49476c155374c69a681ea5b9d88a2b7~mv2.webp)
Ricardo Costa
4 min read
What causes gut issues during and after exercise?
Many competitions take place in hot and challenging conditions. The Tokyo Olympic Games are only an example. The expected hot conditions...
6,964 views
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![Smaller runners benefit more from nutrition during a marathon](https://static.wixstatic.com/media/a04440_27aaaa1f5e774ca788c0ebab5e38cc08~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/a04440_27aaaa1f5e774ca788c0ebab5e38cc08~mv2.webp)
Asker Jeukendrup
3 min read
Smaller runners benefit more from nutrition during a marathon
In a previous blog we discussed what it takes to run a sub 2h marathon. Nutrition is an important factor, and in particular race...
6,245 views
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![What it takes to run a sub 2 marathon](https://static.wixstatic.com/media/a04440_c1f77b9dbad347a39d1f511d8a0a82fd~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/a04440_c1f77b9dbad347a39d1f511d8a0a82fd~mv2.webp)
Asker Jeukendrup
3 min read
What it takes to run a sub 2 marathon
This week a unique paper was published in the Journal of Applied Physiology. Professor Andrew Jones and his team (1) reported on the...
9,587 views
![Oral contraceptives and performance](https://static.wixstatic.com/media/a04440_1b7417bd561d4ff2b5d472dfe9ebe713~mv2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a04440_1b7417bd561d4ff2b5d472dfe9ebe713~mv2.webp)
Asker Jeukendrup
4 min read
Oral contraceptives and performance
The effect of contraceptive pills are used by female athletes may affect performance. Here the evidence is presented.
5,686 views
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![Effects of menstrual cycle on performance](https://static.wixstatic.com/media/a04440_a440c99040f54ddea595414eaded1900~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/a04440_a440c99040f54ddea595414eaded1900~mv2.webp)
Asker Jeukendrup
4 min read
Effects of menstrual cycle on performance
What are the effects of menstrual cycle on performance and how should athletes prepare for competition?
21,256 views
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![120 grams of carbohydrate per hour in mountain marathon runners](https://static.wixstatic.com/media/a04440_5140f46472ce44738d19080d932356c9~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/a04440_5140f46472ce44738d19080d932356c9~mv2.webp)
Asker Jeukendrup
3 min read
120 grams of carbohydrate per hour in mountain marathon runners
A new paper was published that suggests intakes of 120 g/h in mountain marathon runners.
21,496 views
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Asker Jeukendrup
4 min read
The case for high carbohydrate intake during long races
Runners find it hard to ingest carbohydrate during running, perhaps because they are not used to it. Studies show they could benefit from...
14,490 views
![What is better? Frequent sips or larger amounts of drinks during running?](https://static.wixstatic.com/media/a04440_76332c65c181486cbeb06e6c6a925cb6~mv2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a04440_76332c65c181486cbeb06e6c6a925cb6~mv2.webp)
Asker Jeukendrup
3 min read
What is better? Frequent sips or larger amounts of drinks during running?
Carbohydrate intake during exercise can enhance endurance exercise performance. but should it be frequent sips or less regular larger amount
9,096 views
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![Zwift and my nutrition plan](https://static.wixstatic.com/media/a04440_3677ec0b48f64430aca4b51e0db68a40~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/a04440_3677ec0b48f64430aca4b51e0db68a40~mv2.webp)
Asker Jeukendrup
5 min read
Zwift and my nutrition plan
The corona virus has changed the way many people exercise. Many cyclists and runners have resorted to Zwift for their training. Zwift...
7,933 views
![A nifty tool to plan your nutrition](https://static.wixstatic.com/media/a27d24_8888758f08b947ebb9b001464ec91de4~mv2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a27d24_8888758f08b947ebb9b001464ec91de4~mv2.webp)
Asker Jeukendrup
6 min read
A nifty tool to plan your nutrition
I have been helping athletes to create nutrition plans for their races for a long time. For 25 years, I have worked with, listened to and...
12,134 views
![Energy bars, gels or drinks?](https://static.wixstatic.com/media/a27d24_c052edeff3384864aa85ea48dfccb89c~mv2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a27d24_c052edeff3384864aa85ea48dfccb89c~mv2.webp)
Asker Jeukendrup
3 min read
Energy bars, gels or drinks?
Athletes use, drinks, gels, bars, fruits and other forms of carbohydrate. But what is the best way to take carbohydrate?
23,519 views
![Why is performance in the heat decreased?](https://static.wixstatic.com/media/a04440_6b2934d1b30247a793ff65176ab5b064~mv2_d_2392_1550_s_2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a04440_6b2934d1b30247a793ff65176ab5b064~mv2_d_2392_1550_s_2.webp)
Asker Jeukendrup
3 min read
Why is performance in the heat decreased?
It is generally accepted that aerobic exercise capacity in hot conditions. But why does performance decrease?
12,136 views
![Training the gut for athletes](https://static.wixstatic.com/media/a27d24_369e96fb3fcb43d4bdf3056770982e43~mv2.png/v1/fill/w_454,h_341,fp_0.50_0.50,q_95,enc_auto/a27d24_369e96fb3fcb43d4bdf3056770982e43~mv2.webp)
Asker Jeukendrup
3 min read
Training the gut for athletes
I remember that many years ago a review paper was published with the title: Is the gut an athletic organ? It hinted to the fact that...
26,128 views
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![Nutrition for a half distance triathlon](https://static.wixstatic.com/media/a27d24_55683f55554c4f4090d12c94d2236b07~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/a27d24_55683f55554c4f4090d12c94d2236b07~mv2.webp)
Asker Jeukendrup
5 min read
Nutrition for a half distance triathlon
For a half distance triathlon (70.3) or other 4 to 7 hour event, nutrition can be an incredibly important factor.
6,598 views
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