early in the race. Continue to regularly drink small amounts. Most athletes can tolerate 200-300ml every 15-20 mins but this will vary with the intensity of the exercise. You are more likely to drink them if the drinks are cool, palatable and easily

Here's a quick guide to the different types of sports drinkEnergy drinks with electrolytes: the most common, all-round energy drinks. Electrolytes (sodium and potassium) replace the salts lost in sweat and help to reduce cramping, among other things

climes (or in hot working conditions in the UK) are still provided with salt tablets.For most runners, however, a sports drink should be adequate. I’d suggest 200ml of an isotonic drink just prior to running and 200ml every 15-20 minutes during your run

of heat illness HEAT EXHAUSTIONCause Failing to replace fluids and electrolytes when dehydration sets in.Symptoms A core body temperature of 102°F to 104°F, headache, fatigue, profuse sweating, nausea, clammy skin.Action plan Apply a cold pack on the head

Q I was disappointed to get cramp at the 15-mile mark during a recent marathon. In the 48 hours before the race, I consumed plenty of carbohydrates and drank approximately four to five litres of water. During the race I drank plenty of water

in Reebok’s £50 shoes, the Areeba, and, more recently, the Electrolyte.To all intents and purposes, the bottom half of the new Fusion V is the same as that of the Electrolyte, which it replaces. It has exactly the same broad midsole and outsole, with a

Weight 312g Evaluation Previous Reebok shoes that have used its one-piece Ultralyte midsole and outsole material have been by far the firm's best products. Shoes such as the Electrolyte and Fusion V were good racing shoes for the heavier runner

Painful, paralysing and PB-unfriendly, cramps can strike at any time. "There's no one definitive cause," saysDr Steve Ingham, head of physiology at the English Institute of Sport (eis2win.co.uk). Research in the Muscle & Nerve Journal shows

," says Australian professional triathlete and nutritionist Pip Taylor. "Everyone will react to and tolerate things differently."If you've taken in too much or not enough electrolytes or fluids, you may feel nauseous. "Also, drinking too much water can

session (after warming up and stretching). It only takes an extra 10-15 minutes to do the following exercises, and you will certainly feel the benefits. First, run 40-50 metres with a slightly exaggerated stride. Jog back, and repeat three more times. Next