thermoregulation & exercise

Exercise in the heat V: pre-cooling for performance

Exercise in the heat V: pre-cooling for performance

When is warming-up a bad idea? Not often, but in a particular circumstance when your athletes will exercise in the heat, the opposite strategy might be more appropriate: pre-cooling. Uckert et al. (2007) examined the effect of three pre-race strategies on endurance performance in the heat. Twenty males participated in the study and were asked(…)

Exercise in the cold III: cold-water immersion

Exercise in the cold III: cold-water immersion

We have mentioned in our previous post on exercise in the cold, that repeated 3min cold-water immersion training can induce physiological adaptations such as controlled hyperventilation and decreased tachycardia. However, cold water immersion (10c) for periods of more than 10min is unsupportable and is not recommended. Tipton et al. (2002) have demonstrated that olympic level(…)

The benefits of yoga

The benefits of yoga

Yoga is becoming a very popular method of physical activity and even exercise. Many experienced yoga practitioners now offer multiple classes per week from early morning into the late evening. Here in Montreal, it is rare not to see  people walking around with yoga mats in their bags. So how effective is yoga? Practitioners of(…)

Is there an optimum state of hydration for exercise?

Is there an optimum state of hydration for exercise?

In 1996, there was a concerted effort by health and fitness professionals to address the question of hydration for sport. The American College of Sports Medicine (1996) subsequently published a position stand on the issue, advocating athletes’ to drink as much water as possible at regular intervals. In 2007 the ACSM revised their position statement(…)