Caffeine and exercise

As reported in the Science Daily News, former competitive cyclist and University of Illinois kinesiology and community health professor Robert Motl has investigated for a few years the effect caffeine has on athletes. In a recent study published in the International Journal of Sport Nutrition and Exercise Metabolism, he shows that coffee (2 to 3 […]

Energy drinks work in a funny way

According to Science Daily Journal, Ed Chambers et al. show that energy drinks (glucose or maltodextrin) can significantly boost performance in an endurance event, even if the drink is only rinsed in your mouth and not swallowed. Performance gains of 2 – 3% were measured.

Apparently, there is direct signaling from receptors in the […]

The happiness factor

Blue is sad; yellow is happy; green is in between. Note the clusters of similar colors. Click the image for a large size.

Mom always told me to be careful of the crowd I run with. Turns out she was right—in ways she could not have known.

James Fowler of UC San Diego and […]