Athletes drinking too much water during exercise can be very risky. It can cause fatal water intoxication .
Hyponatremia, also called water intoxication, is generally the result of drinking excessive amounts of plain water which causes a low concentration of sodium in the blood needed for the organ to function. There is much more fluid in the body than the kidney can excrete. Once a rare occurrence at sporting events, it is becoming more prevalent as participation increases and more novice exercisers are entering endurance events.
One recent study found that 13 percent of Boston marathon runners suffered from Exercise induced Hyponatremia (EAH), though most cases were mild. But since 1985, there have been at least eight documented fatalities from EAH related to long-distance events.
The publics impression of the amount of water that is necessary to drink for good health is not based on real factual data, said Dr. Joseph Verbalis at Georgetown University Medical Center. Many in our society have promoted the idea that you need to continually drink a large amount of fluid, such as 8 ounces of water eight times a day. But most people dont really need that much.
When the body is inundated with water, hyponatremia (abnormally low sodium) can result, and in extreme cases, the brain swells like a balloon inside the skull, producing confusion, dizziness, nausea, coma, and in extreme cases, death; a constellation of symptoms that together are known as water intoxication.
Under normal conditions, the body keeps a good balance of water and salt.
Water can move relatively freely between the insides and outsides of cells; typically about two thirds of the water in your body is located inside cells and the other third is located in the circulating fluids outside of the bodys tissues. Sodium, on the other hand, is highly concentrated in the extracellular fluid, ensuring that intracellular and extracellPage: 1 2 Related medicine news :1
. Water - The silent killer!!!2
. Water regulation in humans
. Salt-Water Pools Good for the Health4
. Water Exercise Found to be Effective for Patients with Osteoarthritis5
. Water borne diseases, need caution6
. Water pills for diabetic with high blood pressure7
. Drinking Calcium Water Can Reduce Osteoporosis.
. 233 Dead in Mumbai and Thane due to Water Borne Diseases9
. Water Borne Diseases causing More Havoc in Mumbai10
. Hate flossing? No problem, Waterpik? Dental Water Jet will do the needful11
. Water fluoridation and tooth decay