Using computational models, the researchers studied how the brain's reward-learning system functions in those ... By analyzing dopamine-linked responses, they identified unique brain activity ...

There are over 40 neurotransmitters in the human nervous system, and dopamine ... been observed in individuals with a "brain ...

Because substances of abuse act directly on the reward center ... changes in the brain. The brain alterations change the way the brain works—notably in the dopamine system—to create the ...

Dopamine is an important chemical messenger in your brain that has many functions. It’s involved in many functions like: reward motivation ... within the nervous system. When these levels ...

The immune system and brain ... dopamine neurons, to investigate its effects. Dopamine neurons were chosen because of their critical role in regulating motivation, motor control, learning, and ...

In a study in the Journal of Affective Disorders, Fralin Biomedical Research Institute scientists Pearl Chiu and Brooks Casas investigate how brain signals involved in reward learning might help ...

Dopamine is a neuromodulator that’s known as the “feel-good” hormone, because it’s responsible for making us feel happy and experience pleasure. Released from nerve cells in the brain, it also plays a ...

The neurological messenger in the brain – the ‘feel good’ chemical – dopamine, is closely related to reward and pleasure reactions in people, but it has other random impulses too. The versatile ...

People with attention deficit hyperactivity disorder (ADHD) may have low levels of dopamine, a chemical that plays an important role in reward and ... of dopamine in the brain.

They suggest brain changes caused by eating a diet high in these foods can make cutting down on them difficult, especially for younger people. The release of the neurotransmitter dopamine in the ...