From the cell's point of view, water intoxication produces the same effects as would result from drowning in fresh water.Electrolyte imbalance and tissue swelling can cause an irregular heartbeat, allow fluid to enter the lungs, and may cause fluttering eyelids.
You are unlikely to suffer from water intoxication, even if you drink a lot of water, as long as you drink over time as opposed to imbibing an enormous volume at one time.
As a general guideline, most adults need about three quarts of fluid each day.
When too much water enters the body's cells, the tissues swell with the excess fluid.
Your cells maintain a specific concentration gradient, so excess water outside the cells (the serum) draws sodium from within the cells out into the serum in an attempt to re-establish the necessary concentration.
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