Why Water Can Help You Lose Weight — But Only Sometimes

Original Title

Negative, Null and Beneficial Effects of Drinking Water on Energy Intake, Energy Expenditure, Fat Oxidation and Weight Change in Randomized Trials: A Qualitative Review

Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms

Summary

Drinking water doesn't always make you lose weight — it only helps if you swap it for sugary drinks, if you're overweight, or if you drink a lot more than usual while eating less food.

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Surprising Findings

Drinking water increases energy expenditure in obese individuals at rest—but not in normal-weight people.

Common advice says water boosts metabolism for everyone. This study shows it only works if your metabolism is already impaired.

Practical Takeaways

Swap one sugary drink per day with water—especially if you're overweight or a child.

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