Nutrition Myths
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Hyperhydration

Hyper-hydration refers to an excessive amount of water in the body. It is the opposite of dehydration. It is usually caused by excessive fluid intake. Hyper-hydration refers to the status with a minimum urine osmolality. (1)

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How much water should you drink to lose weight? Drinking more water contributes to weight loss by increasing the metabolic rate. It may be associated with the reduction of appetite and fluid retention.
Is the need for “8 glasses of water per day” a myth? The 8*8 rule is not valid since water requirements vary substantially between individuals. It should be treated as an easy to remember slogan rather than a rule we have to obey.
Is coffee or tea a diuretic? If consumed on a regular basis, coffee and tea are not diuretic – they don’t dehydrate us. On the contrary, they can be counted towards the daily fluid intake.
Can you die from drinking too much water? Drinking above the kidney's ability to filter water (between 800 and 1000 ml per hour) may result in hyponatremia, which can cause swelling of the brain and lead to death.
Reduced sensitivity to thirst may cause dehydration in elderly Dehydration in the elderly is more common, as the receptors responsible for thirst regulation become defective with age.
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