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๐ง
๐ฅฉ Macronutrients
Water & Hydration
The most essential nutrient; 60% of the human body is water; needed for every bodily function
Global ๐ 1783 Macronutrients
Key Facts
- 1
Water comprises 60% of body weight; brain is 73% water; blood is 83% water
- 2
Functions: temperature regulation, nutrient transport, waste removal, joint lubrication
- 3
Daily intake: 3.7 L/day for men, 2.7 L/day for women (including food sources); dehydration of 2% impairs cognition
๐ Did you know? You can survive ~3 weeks without food but only ~3 days without water โ the "rule of 3s" in survival medicine
Quick Reference
Category
Macronutrients
Origin
๐ Global
Year / Era
1783
About
The most essential nutrient