Not necessarily, although its symbol is the water carrier, Aquarius is an AIR sign.  The water in Aquarius is symbolic of knowledge, especially spiritual.  Swimming in water â¦ is using it for a different purpose to, e.g. carrying it in a container. Someone carrying water in a container need not even be able to swim.
hormone. a chemical transmitter substance produced by cells of the body and transported by the bloodstream to the cells and organs on which it has a specific regulatory effect. adj., adj hormoÂ´nal. Hormones act as chemical messengers to body organs, stimulating certain life processes and retarding others.
The endocrine system broadcasts its hormonal messages to essentially all cells by secretion into blood and extracellular fluid. Endocrine system is chemical and slow in nature. The nervous system exerts point-to-point over body control through nerves. Nervous system control is electrical in nature and fast.