The four elements, namely, earth, water, fire, and wind, connote the
making of physical life:
The element of earth is strong in nature, pertaining to all solids,
like human bones, muscles, nails, hair, teeth, and so on.
The element of water is moist in nature, pertaining to water, with the
biological fact that 70 percent of the human body being composed of
liquid, like blood, urine, sweat, and so on.
The element of fire is warm in nature, pertaining to the human body
The element of wind or air is motion, pertaining to breathing.
In health, the four elements harmonize; in sickness, the four elements
disharmonize; in death, the four elements disperse.