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Baltimore Marathon runners should watch out for hyponatremia
Baltimore Marathon runners should watch out for hyponatremia

Hydration is an important element of training for a big race, such as this weekend's Baltimore Marathon. Runners and other endurance exercisers don't want to drink too little, but they also don't want to drink too much. That can dilute the salt in your body and cause hyponatremia, according to Dr. Matthew D. Sedgley, a sports medicine doctor for MedStar Health and a team physician for area universities. He answers questions about the condition. What is hyponatremia and who is at the greatest risk? As many of us train for the Baltimore Running Festival, we practice running and fueling during the race. We may not think about hydration, but it is a very important part of...

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