Asker Jeukendrup was born in Roermond in the Netherlands in 1969. Following an MSc in Human Movement Sciences at Maastricht University in the Netherlands he completed his PhD in 1997 at the same ...

A new BMJ Open paper highlights an important problem: fluent answers are not always accurate answers. People are turning to chatbots like ChatGPT and Gemini to get ...

The question of "Which types of protein are best for athletes?" is no longer limited to which protein source produces the largest acute stimulation of muscle protein synthesis. In contemporary sports ...

Vitamin D remains a recurring topic in sport because low vitamin D status is common in athletic populations, particularly during winter at higher latitudes, and because vitamin D has well-established ...

In previous blogs we’ve discussed what sodium is and how it might be helpful during exercise. We’ve also discussed that the amount of sodium lost in sweat varies significantly from person to person.

The World Health Organisation (WHO) have advised that a diet high in free sugars can be harmful to health as it is associated with dental decay and may lead to excess consumption of energy (calories), ...

The studies by David Costill in the late 1970s (2) showed that caffeine can increase the mobilisation of fatty acids from their stores. Fat is stored in several tissues but mostly in adipose tissues.

Muscle cramping during exercise is a common problem among athletes that involves sudden, involuntary and painful muscle contraction during or after exercise. The occurrence of cramps is quite ...

In a previous blog I explained the reason for the grams per hour recommendations. In a large number of studies there seemed to be only small differences between individuals in terms of the maximum ...

Guidelines 10 years ago stated that carbohydrate intake during exercise should be 30-60 grams per hour, this developed to intakes of 90 g/h in some situations, but recently a paper was published that ...

In 2003, we discovered that certain combinations of carbohydrate could be absorbed faster in a sports setting. Before this discovery it was believed that the maximal amount of carbohydrate that could ...