Hydration and Sport Drink
As summer approaches training hours increase and the likelihood of training in extreme temperatures start to present an issue. For the most part it has been my observation that most athletes are under hydrated and under nourished during long training activities. Hydration and carbohydrate intake represent the leading limiting factors when it comes to long distance training (other than general fitness). When doing zone1 activities lasting one hour or more please use the following formula to help regulate your body systems. Mix 1 gram (carbo drink mix)/kg of body weight in 1 liter of water/hr of zone 1 activity. Otherwise stated, the average athlete should use 50-70 grams of carbohydrate mix in 1 liter of water for every hour that they train. Please be sure to not over concentrate the carbo mix as this will cause the reverse affect on the body, a solution of 6-7% carbohydrates is preferred for optimal absorption (30% faster than plain water). Note, thirst is not an indicator of dehydration; you are already dehydrated at this point. With hydration comes urination and a good rule of thumb when considering hydration/urination is the "3 C's of Pee".

Clear - of all banned drugs
Colorless - no yellow, or other colors?
Copious - large amounts, often (300-400 ml every 30 mins)

The consumption of energy bars or gels represent a huge increase in the % of carbohydrates present in the stomach, adequate plain water needs to be taken to maintain proper concentration levels (500ml per bar). As your heart rate increases so dose the amount of carbohydrates required per hour, athletes intending to race long or ultra distances should have a consultation to determine the best formula for that individual.

By following the above guidelines you should be able to maintain proper hydration and adequate energy stores for many hours of training.

Good luck, Train smart

Coach Dave

 

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