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Diet and Nutrition

4 Ways to Know if You’re Well Hydrated — or Not

There’s no set rule for how much water each person needs a day, so here are ways to monitor your hydration.

Marisa Taylor KarasKaren Hovav, MD, FAAP
Written by Marisa Taylor Karas | Reviewed by Karen Hovav, MD, FAAP
Updated on April 5, 2025
Reviewed by Karen Hovav, MD, FAAP | April 5, 2025

You may have heard that adults should drink eight glasses of water a day, but this is not necessarily true for everyone. In this video, learn ways to monitor if you’re drinking enough fluids to help reduce your risk of dehydration.

References

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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.
Karen Hovav, MD, FAAP, has more than 15 years of experience as an attending pediatrician. She has worked in a large academic center in an urban city, a small community hospital, a private practice, and an urgent care clinic.

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