Dopamine is a brain chemical involved in reward processing. It plays a role in motivating people to get a reward.
A genetically engineered mouse that was unable to release dopamine didn’t seek food and starved to death. But when food is directly put in their mouth, they chew it.
- Pleasure and pain are co-related
- Pleasure and pain are processed in overlapping brain regions.
- Pain and pleasure are self-regulatory. When the balance tips to one side, the self-regulating mechanism comes into action to bring it back to the same level.