High Quality Content by WIKIPEDIA articles! Water intoxication (also known as hyper-hydration or water poisoning) is a potentially fatal disturbance in brain functions that results when the normal balance of electrolytes in the body is pushed outside of safe limits by over-consumption of water. Normal, healthy (both physically and nutritionally) individuals have little reason to worry about accidentally consuming too much water. Nearly all deaths related to water intoxication in normal individuals... Mehr