Why is excretion necessary to maintain homeostasis?

When you excrete sweat for example, you are getting rid of salts and liquids you don’t need and this helps you maintain homeostasis by keeping everything in your body balanced/ stable.

Physical arousal can facilitate passionate love. It is a naturally occurring and deeply embedded trait found within the DNA of living organisms. The purpose of such is the need to propagate the species in order to ensure its survival in the long run of evolution.