How many oz of water a day
Sources:
suggests that a reasonable amount of fluid intake for most adults during periods of rest and not in extremely hot environments is about 8oz of fluid every hour for the first 10 hours of the day. This adds up to an average of 80oz of fluid for the first 10 hours, or roughly 2.4 liters of water for that time period. It is not necessary to drink exactly every hour, but rather to meet the total amount throughout the 10 hours 1.
Additionally, the shared what is often referred to as the classic rule for hydration, which is half an ounce of water per pound of body weight per day. This does not account for exercise-induced water loss or other activities like sauna use 2.
These guidelines serve as a general starting point, and individual needs may vary based on factors like the environment, physical activity, and personal health. It's always best to adjust based on your own body's signals and needs.
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