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  1. Healthline
    https://www.healthline.com › nutrition

    Drink 8 Glasses of Water a Day: Fact or Fiction? - Healthline

    • Eight glasses a day may not actually be based on science. This varies for everyone, and you can get needed fluids from other foods and beverages, too.
      You’ve probably heard that you need to drink eig… See more

    Evidence for drinking 8 glasses of water each day

    It’s hard to pinpoint exactly where and when the “eight glasses per day” rule originated. … See more

    Healthline
    Foods and beverages other than water can contribute to hydration

    It’s not just plain water that supplies your body with water. Other beverages, like milk and fruit juice, count as well.
    Contrary to popular belief, caffeinated beverages … See more

    Healthline
    Drinking enough water has some health benefits

    You need to drink enough water to stay optimally hydrated. Generally speaking, that means replacing the water you lose through breath, sweat, urine, and feces.
    Drinking en… See more

    Healthline
    How much water should you drink each day?

    There is no single answer to this question.
    However, the National Institute of Medicine has set an Adequate Intake (AI) level for total water and total beverages. The AI refers to a l… See more

    Healthline
    The bottom line

    Although eight glasses of water per day is commonly touted as a science-based fluid recommendation, there’s actually little evidence to support this claim.
    Water need… See more

    Healthline
    Why are 8 x 8 glasses called 8 oz?
    In a review published by the American Journal of Physiology, Heinz Valtin reported that there is no supporting evidence to back the claim commonly known as “8 x 8,” for eight eight-ounce glasses. Its origins stem from a 1945 recommendation by the Food and Nutrition Board of the National Research Council.
    centerforinquiry.org
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    Table of Contents
    Evidence for drinking 8 glasses of water each day
    Foods and beverages other than water can contribute to hydration
    Drinking enough water has some health benefits
    How much water should you drink each day?
    The bottom line
    Why are 8 x 8 glasses called 8 oz?
     
  1. Howard J. Luks, MD
    https://www.howardluksmd.com

    Hydration Myth Busting: The 8×8 Myth: 8 (8oz) Glasses …

    Sep 17, 2021 · Although many people have heard that they should drink 8 glasses of water a day, there is actually no scientific evidence to support this. What this recommendation fails to account for is that water is found in …

  2. Images of 8 Half Full Water glasses

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  3. Center for Inquiry
    https://centerforinquiry.org › blog

    Are You Drinking Enough Water? Debunking The 8 x 8 Water Myth

  4. NPR
    https://www.npr.org › busting

    Busting 5 common myths about water and hydration : …

    Sep 22, 2022 · Do you really need to drink eight glasses of water a day? Can drinking water help you lose weight? Does coffee dehydrate you? Experts explain the science of hydration.

  5. Psychology Today
    https://www.psychologytoday.com › u…

    A Glass Half Full or Half Empty: How Much Water to …

    Mar 14, 2011 · Conventional wisdom is we require eight 8-ounce glasses of water daily, particularly since we lose water when we breathe, sweat, or excrete. Valtin takes issue with this common admonition.

  6. RnA ReSet
    https://rnareset.com › blogs › all

    Do You Need 8 Glasses of Water a Day? Debunking …

    Sep 20, 2023 · We’ve all heard the standard advice to drink “eight glasses of water daily.” But times are changing, and so should your approach to staying hydrated. Generally, aim to drink half your body weight in ounces of water …

  7. People also ask
    Is 8 glasses of water a day too much?
    Eight glasses of water per day may be more than enough for some people, but it may be too little for others. If you want to keep things simple, just listen to your body and let thirst be your guide. Drink water when you’re feeling thirsty. Stop when you’re not thirsty anymore. Make up for fluid loss by drinking more during hot weather and exercise.

    Drink 8 Glasses of Water a Day: Fact or Fiction? - Healthline

    healthline.com
    How many glasses of water should I drink a day?
    “We lug around huge water bottles and do our best to force down the recommended eight glasses per day, often believing that drinking enough water will help us lose weight. The problem with all of this is that there’s no medical reason for the recommendation” (Carroll and Vreeman 2009, 131). What is dehydration?

    Are You Drinking Enough Water? Debunking The 8 x 8 Water Myth

    centerforinquiry.org
    Why are 8 x 8 glasses called 8 oz?
    In a review published by the American Journal of Physiology, Heinz Valtin reported that there is no supporting evidence to back the claim commonly known as “8 x 8,” for eight eight-ounce glasses. Its origins stem from a 1945 recommendation by the Food and Nutrition Board of the National Research Council.

    Are You Drinking Enough Water? Debunking The 8 x 8 Water Myth

    centerforinquiry.org
    Are 8 x 8 glasses a myth?
    In a review published by the American Journal of Physiology, Heinz Valtin (a Dartmouth Medical School physician) reported that there is no supporting evidence to back the claim commonly known as “8 x 8,” for eight eight-ounce glasses (Valtin 2002). How did the “8 x 8” myth start?

    Are You Drinking Enough Water? Debunking The 8 x 8 Water Myth

    centerforinquiry.org
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  8. MSN
    https://www.msn.com › en-us › health › nutrition

    The 8 Glasses a Day Myth: Here's How Much Water You Should …

  9. Parade
    https://parade.com › health › i-tried-drinki…

    'I Tried Drinking 8 Glasses of Water per Day' - Parade

    Jul 25, 2023 · 'I Drank 8 Glasses of Water Instead of Only 3 Every Day for 2 Weeks—Here's What I Noticed Right Away'

  10. WikiHow
    https://www.wikihow.com › Get-Your-Ei…

    How to Get Your Eight Glasses of Water a Day: 11 …

    Sep 8, 2024 · Water is essential for life, fighting dehydration and helping our bodies flush out toxins and improve bodily functions. For years, researchers …

    • Views: 343.8K
    • MSN
      https://www.msn.com › ...

      Moment of Science: 8 Glasses of Water - MSN

      Back in 1945, the US Food & Nutrition Board recommended that adult males should take in about 2 to 2.5 liters of water a day, which does average out to about 8 glasses of 8 to 10 ounces each.

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