Total Body Water percentage is the total amount of fluid in a person’s body expressed as a percentage of their total weight. Water plays a vital role in...

To understand the difference between intracellular and extracellular water, please first read: What is Intracellular Water (ICW) and Extracellular Water (E...

Intracellular Water (ICW) The fluid present inside the body’s cells. Water is needed inside the cell to hold water soluble nutrients. Two thirds of the ...