Acetylcholine is a chemical messenger, or neurotransmitter, that plays an important role in brain and muscle function. Imbalances in acetylcholine are linked with chronic conditions, such as Alzheimer ...

In recent years, nootropics, also called smart drugs, have gained popularity among people looking to improve their mental performance. Acetylcholine is a neurotransmitter, or brain chemical, that ...

We all know that particular sleepy sensation that we feel when we are tired or after a long day. Were you aware that this is the beginning of a whole complex cycle in our brains? Once we close our ...

For many years, the prevailing hypothesis of depression has been that a deficit in monoamine neurotransmitters, notably norepinephrine and serotonin, underlies depression. The monoamines are named ...

Acetylcholine regulates blood flow, but the source of blood acetylcholine has been unclear. Now, researchers at Karolinska Institutet have discovered that certain T cells in human blood can produce ...