According to Olson and other research , emotional processing occurs in the limbic structures of the brain. We’re constantly taking in information, which generates pre-conscious autonomic nervous system responses. This sends a signal to the body activating the corresponding emotion.
Accordingly, what are physical manifestations?
This physical manifestation is also an expression of an inner situation that can be felt from inside and seen from outside. This example is from Wikipedia and may be reused under a CC BY-SA license. It pervades the whole organism, its one physical manifestation is the breath.
Besides, why do emotions manifest in the body?
Voluntary muscles, involuntary muscles, and our five senses can all be influenced by the emotional responses of our bodies, so we can manifest a nearly infinite variety of physical responses to stress.