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Diet and Nutrition

Should You Drink More Water? 4 Factors That May Affect Your Hydration Needs

Here's why you may need more (or less) than eight glasses of water a day.

Marisa Taylor KarasPreeti Parikh, MD
Written by Marisa Taylor Karas | Reviewed by Preeti Parikh, MD
Updated on December 8, 2022
Reviewed by Preeti Parikh, MD | December 7, 2022

Learn more here about how staying hydrated actually benefits your health, the real guidelines about how much water is enough for you, and myths about drinking water you can pour down the drain.

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Marisa Taylor Karas is a freelance journalist based in Brooklyn who has covered health, gender, and technology for 15 years. She previously worked at The Wall Street Journal, The Guardian, and Al Jazeera America, among other publications, and also served as managing editor of the Mellon Foundation in New York City.
Preeti Parikh, MD
Reviewed by:
Preeti Parikh, MD
Dr. Preeti Parikh is a board-certified practicing pediatrician in New York City. In addition to overseeing all editorial content at HealthiNation, she sees patients at Westside Pediatrics, is an assistant clinical professor at the Mount Sinai School of Medicine, and is an American Academy of Pediatrics spokesperson.

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