Water is necessary for carrying nutrients to your cells, flushing bacteria from your system, preventing dehydration, and replacing fluids lost from sweating, but you may not need to drink as much as you thought.
Stephen R. Daniels. pediatrician. No. You shouldn't give your newborn water or sugar water. And if you're feeding powdered or concentrated formula to your baby, never dilute it with more than the amount of water called for on the label. Your infant will get all the necessary hydration from breast milk or formula.
Water intoxication. Giving too much water to a baby can lead to water intoxication. This happens when excess amounts of water dilute the electrolytes in the babyâs blood. Electrolytes such as sodium and potassium are important for normal body functions and diluting these can lead to serious problems such as seizures.