Water

Question 1

What percentage of the human body is water?

Answer 1

Approximately 60% of the human body weight is water.

Question 2

What are the primary functions of water in the body?

Answer 2

Water serves as a solvent, regulates body temperature, transports nutrients and waste, lubricates joints, and is involved in chemical reactions.

Question 3

What are the two main compartments of body water?

Answer 3

Intracellular fluid (inside cells) and extracellular fluid (outside cells, including interstitial fluid and blood plasma).

Question 4

What is water balance?

Answer 4

Water balance refers to the equilibrium between water intake and water loss, ensuring proper hydration and bodily functions.

Question 5

How does the body lose water?

Answer 5

Water is lost through urine, sweat, feces, and evaporation from the skin and lungs.

Question 6

What factors influence water needs?

Answer 6

Age, gender, physical activity level, climate, and health status can affect individual water requirements.

Question 7

What are the general recommendations for daily water intake?

Answer 7

The National Health and Medical Research Council (NHMRC) suggests a total daily water intake (from all beverages and foods) of:

3.4 liters for men

2.8 liters for women
These values may vary based on individual needs and circumstances.