Many cats purr while kneading. They also purr mostly when newborn, when feeding, or when trying to feed on their mother's teat. The common association between the two behaviors may indicate the origin of kneading as a remnant instinct.
Kneading is completely normal and natural, but if your cat suddenly changes their kneading behavior, it can be a sign of stress or hormone changes. In this guide, well explain why cats knead, what different kneading styles indicate, how to manage the behavior gently without discouraging your cat's natural instincts, and what it might mean if ...
They've essentially transferred that maternal bonding behavior onto you. This is a form of positive associationyour cat's brain releases oxytocin (sometimes called the "bonding hormone" or "love hormone") during kneading, creating a warm, fuzzy feeling of contentment and security.

Furthermore, visual representations like the one above help us fully grasp the concept of Gentle Kneading Behavior May Be Influenced By Hormones.
. Mon May 11. Behaviour Can Be Influenced by Hormonal Imbalance. Written by: The Times. Hormones can adversely affect behaviour. Human behaviour is often viewed through a social or psychological lens.
Why Do Cats Knead Blankets? Cats knead blankets and other soft objects in their environment for a few reasons: To create a sense of relaxation and relieve stress, as kneading soft objects may remind a cat of nursing and release calming chemical signals. These cats may also suckle on a blanket while kneading to mimic nursing behavior. To tamp down their bedding material in preparation for sleep ...

The kittens kneading, she adds, stimulates milk flow and may also release oxytocin, a social bonding hormone, in the mother. Adult cats sometimes keep the behavior long after they have fully ...
Quick Answer: Why do cats knead? Cats knead because domestication preserved a neonatal nursing behavior into adulthood through neoteny, the retention of juvenile traits in adult animals. Kneading activates a neurochemical reward loop involving oxytocin and endorphins that originally reinforced the mother-kitten nursing bond.