Too much sodium reduces thirst, which causes overeating, weight gain and a variety of ailments.
Thirst is actually a sign you're already dehydrated.
Kids rarely need the extra sugar and salt, doctor says.
Ben Krieger had no idea that his extreme symptoms—fatigue, thirst, hunger and weight loss—were signs of Type 1 diabetes.
Caution: As the mercury rises, so do health concerns. Learn what you need to do.
Experts advise that frequent fluid stops entice racers to drink more than they need.