dopamine directly. Rather, it appears that alcohol directly affects the GABA system and the endorphin system. Neurons from the GABA system extend into the reward pathway and when alcohol affects the GABA system these neurons release dopamine into the reward pathway.ll things which give us pleasure, from a symphony to food to sex to drugs and alcohol, cause a release of dopamine in the reward pathway as well as triggering a number of other events in the brain including endorphin release and activation of the orbitofrontal region of the prefrontal cortex.
Anxiety, Fever, Headache and Nausea or vomiting. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms anxiety, fever, headache and nausea or vomiting including Generalized anxiety disorder, Acute sinusitis, and Aseptic meningitis (adult).
The following are the most likely causes of PMS anxiety: 1  Cortisol Increase Studies have shown that before a woman's period, a stress hormone known as cortisol tends to increase. 2  In many ways, anxiety is a form of long term stress, and stress is known to make anxiety symptoms worse.