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10 Things that Will Dehydrate You Fast

The Healthy Logo By Jessica Migala of The Healthy | Slide 1 of 12: Staying hydrated keeps your energy up and helps you stay mentally focused. Some situations, such as a hard workout or spending time outside in the hot sun, can commonly lead to dehydration. The sensation is likely familiar: Dry mouth, thirst, fatigue, and even dizziness⁠—all signs that tell you that it's time to reach for water. (Learn more about the signs and symptoms of dehydration.) But, there are also sneaky things that can rob you of fluids, and sometimes you can walk around inadequately hydrated. "Dehydration can easily happen to anybody," says Amy Goodson, RD, in Dallas-Fort Worth, Texas. It happens when your body is losing more than fluid than it's receiving. The problem is, it can sneak up on you quickly, leaving you feeling run down and ill. These registered dietitians reveal unexpected situations where drinking water and increasing your fluid intake should be on your priority list.

What can dehydrate you?

Staying hydrated keeps your energy up and helps you stay mentally focused. Some situations, such as a hard workout or spending time outside in the hot sun, can commonly lead to dehydration. The sensation is likely familiar: Dry mouth, thirst, fatigue, and even dizziness⁠—all signs that tell you that it's time to reach for water. (Learn more about the signs and symptoms of dehydration.) But, there are also sneaky things that can rob you of fluids, and sometimes you can walk around inadequately hydrated. "Dehydration can easily happen to anybody," says Amy Goodson, RD, in Dallas-Fort Worth, Texas. It happens when your body is losing more than fluid than it's receiving. The problem is, it can sneak up on you quickly, leaving you feeling run down and ill. These registered dietitians reveal unexpected situations where drinking water and increasing your fluid intake should be on your priority list.

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