FUNCTIONS, SOURCES AND DEFICIENCY OF WATER IN OUR BODY
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Introduction Water is second only to oxygen in its vital importance to the body. One can live without food for a longer time than one does without water. Our body contains about 65% water. An infant's body contains more water than that of an adult. A thin person has a higher percent of water than fat person. Men have more water than women. Dehydration is nothing but depletion of water in the body. A 10% loss of body water causes very serious symptoms while 20% loss often results in death. Functions of Water 1. Water is more important than food. In the human body it is found as intracellular fluids and also around organs as extracellular fluid and between the cells as intercellular fluids. 2. It acts as a solvent in all stages of digestion. We feel more thirsty after a meal. 3. It keeps nutrients in solution form so that they may be absorbed through the intestinal walls. 4. It transport nutrients through blood to all tissues. 5. It acts as a vehicle for the waste produc...