“Why Your Biology Runs on Feelings”

Jess Brooks
Science and Innovation
2 min readAug 19, 2019

“Whether feelings correspond to positive or negative ranges of homeostasis, the varied chemical signaling involved in their processing and the accompanying visceral states have the power to alter the regular mental flow, subtly and not so subtly. Attention, learning, recall, and imagination can be disrupted and the approach to tasks and situations, trivial and not, disturbed. It is often difficult to ignore the mental perturbation caused by emotional feelings, especially in regard to the negative variety, but even the positive feelings of peaceful, harmonious existence prefer not to be ignored…

It is often asked, not unreasonably, why feelings should feel like anything at all, pleasant or unpleasant, tolerably quiet or like an uncontainable storm. The reason should now be clear: When the full constellation of physiological events that constitutes feelings began to appear in evolution and provided mental experiences, it made a difference. Feelings made lives better. They prolonged and saved lives. Feelings conformed to the goals of the homeostatic imperative and helped implement them by making them matter mentally to their owner as, for example, the phenomenon of conditioned place aversion appears to demonstrate. The presence of feelings is closely related to another development: consciousness and, more specifically, subjectivity.”

This is too long, I recommend skimming, but it addresses interesting points.

Related: “Your pain reliever may also be diminishing your joy”; “The Hidden Power In Trusting Your Gut Instincts”; “A New Way To Look At Emotions”; “THE LUXURY OF TEARS

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Jess Brooks
Science and Innovation

A collection blog of all the things I am reading and thinking about; OR, my attempt to answer my internal FAQs.