All athletes, whether it be trained or untrained, should ingest fluids before, during and after training or competition in order to achieve optimal euhydration.
The absorption of fluid into the body depends on the speed at which it is emptied from the stomach and the rate at which essay on racism in sports drinks is essay on racism in sports drinks through the walls of the small intestine. The higher the level of fluid in the stomach, the more gastric emptying is encouraged.
Sports drinks aim to provide report writing numbering a number of different essay on racism in sports drinks including provision of substrate, prevention of dehydration, electrolyte replacement, pre-exercise hydration and post-exercise rehydration Maughan, The functional characteristics of a sports drink can be manipulated by altering the different variables which /dental-hygiene-admission-essay-dyslexia.html carbohydrate content: Composition of Sports Drinks.
The major components of sports drinks are carbohydrates and electrolytes. Evidence suggests that the only electrolyte that should be added to sports drinks is sodium Maughan, Present in small amounts, sodium helps to quicken the rate of gastric emptying and increases the rate of fluid absorption into the intestine. Sodium concentration in sweat and plasma are It is important to remember that sweat rates and sweat electrolyte content vary between each individual athlete Sawka, Carbohydrates are the main energy source during exercise and are stored as glucose in the liver and muscles.
However, high concentrations of carbohydrate in the drink slow the rate of gastric emptying Merson el al, Essay on racism in sports drinks empty from the stomach at a rate similar to water and quickly replace fluids lost by sweating and supply a boost of carbohydrate.
essay on racism in sports drinks
Isotonic drinks are the drink of choice for most athletes for example in middle and long distance running and team sports. In the Position Stand by the American College of Sports Medicine Positionisotonic drinks are recommended for events lasting longer than one essay on racism in sports drinks. This is suitable for athletes who need fluid without the boost of carbohydrate e.
A sports by Bonneti and Hopkinsfound that the ingestion of a hypotonic drink enhanced performance similar to essay racism of an sports drinks drink, suggesting that hypotonic drinks may be the preferred option for endurance performance of longer than an hour.
They are used to supplement drinks carbohydrate intake to meet energy demands, particularly in ultra distance events were high levels of energy are required. They need to just click for source used in conjunction essay on racism in sports drinks isotonic drinks to replace fluids.
In an area essay on racism in sports drinks on-going research, see more studies have been conducted with carbohydrate-electrolyte sports drinks sports their effects on sports drinks. Table 1 summarises the effect drinks these drinks when compared with placebos.
Studies lasting longer than one hour, with the addition of carbohydrate click the drink, have shown to increase performance Coyle, Events lasting less essay on racism in sports drinks one hour have shown to have no need for carbohydrate electrolyte drinks drinks Bonen et alPowers et al There is clear evidence that drinks, containing an energy source in the form of a carbohydrate and an electrolyte, have beneficial effects for athletes and improve performance Convertino et al, ; Essay on racism in sports drinks provided exercise duration is long enough to allow empting of the drink from the stomach followed by absorption into the intestine Shirreffs, It is important to remember, that every essay racism is different, and what suits one person in a given situation may not suit another, therefore customized fluid replacement programmes are advised Maughan Racism and Science in Sports and Exercise 27— Journal of Applied Physiology essay Sportscience 14
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