Water constitutes 60-70% of the human body, 75% of the child’s body and above 80% of the newborn’s body. What is more:
- it is the main environment where all metabolic processes occur
- it carries nutrients to cells
- it carries out dissolved by-products of metabolism
- maintains normal blood pressure
- allows gas exchange in the lungs maintaining constant adequate hydration of the lungs
- participates in thermoregulation