But are they worth the extra money? We tested six of the best-selling isotonic sports drinks and then asked sports dietician Jeanette Crosland of the Sports Nutrition Foundation to give her verdict ...

Hypertonic drinks are used to supplement your daily carbohydrate intake. They contain even higher levels of carbs than isotonic and hypotonic drinks. There are plenty of squash flavours available The ...

If the squash is weakened further - say one part to six parts water the water content will be absorbed even faster because the mixture will act like a hypotonic sports drink. If the squash is ...