When you are feeling hungry, the brain takes the necessary steps toward consuming a meal. Many of these steps are not well known, but a new study reveals brain circuits and chemical messengers that ...

Researchers have identified a mechanism by which acetylcholine, a neurotransmitter best known for its role in muscle control and attention, can effectively commandeer serotonin release inside the ...

When you are feeling hungry, the brain takes the necessary steps toward consuming a meal. Many of these steps are not well ...

If you've heard of two of the brain's chemical neurotransmitters, it's probably dopamine and serotonin. Never mind that glutamate and GABA do most of the work - it's the thrill of dopamine as the ...

Researchers at Karolinska Institutet, Columbia University and the University of San Francisco, have uncovered a previously unknown mechanism by which dopamine, a key brain chemical vital for movement ...

While the neurotransmitter glutamate is the major excitatory messenger in the brain, the neurotransmitter GABA is the major inhibitory messenger, sending signals that reduce excitation and anxiety.

To enjoy the scent of morning coffee and freshly baked cookies or to perceive the warning smell of something burning, the brain needs two types of cells, neurons and astrocytes, to work closely with ...

When you are feeling hungry, the brain takes the necessary steps toward consuming a meal. Many of these steps are not well known, but a new study published in the journal Metabolism by researchers at ...