HUMAN NUTRITION

Detailed explanation-1: -In adult men, about 60% of their bodies are water. However, fat tissue does not have as much water as lean tissue. In adult women, fat makes up more of the body than men, so they have about 55% of their bodies made of water.

Detailed explanation-2: -For the average 70 kg man, 60% of the total body weight is comprised of water, equaling 42L. The body’s fluid separates into two main compartments: Intracellular fluid volume (ICFV) and extracellular fluid volume (ECFV).

Detailed explanation-3: -By weight, the average adult human is approximately 60% water, and the average child is approximately 70% water. There can be considerable variation in body water percentage based on a number of factors like age, health, water intake, weight, and sex.

Detailed explanation-4: -The entire human body is about 66 percent water. Our bones are composed of 22 percent water, muscles are 76 percent and blood is 83 percent. Lungs are 90 percent, and our brains are actually 95 percent water. It is easy to see why water and hydration play such a critical role in a healthful lifestyle.