Neurocardiogenic syncope is caused by a drop in blood pressure, quickly followed by faster then slower heart rate resulting in poor blood and oxygen flow to the brain which results in temporary loss of consciousness. Neurocardiogenic syncope (NCS) is also referred to as vasovagal syncope or neurally mediated syncope.
Dopamine Levels Increase. All addictive drugs affect brain pathways involving rewardâthat is, the dopamine system in the reward pathway. Within seconds to minutes of entering the body, drugs cause dramatic changes to synapses in the brain.By activating the brain's reward circuitry, drugs deliver a jolt of intense pleasure.ll addictive drugs affect brain pathways involving rewardâthat is, the dopamine system in the reward pathway. Within seconds to minutes of entering the body, drugs cause dramatic changes to synapses in the brain.
Contrary to popular belief weed is both mentally and physically addictive. The longer you abuse weed, the greater your chances of developing an addiction. However, while new research exists to promote the benefits of weed, weed CAN be addictive and can affect your work, social and home life.eed dependence vs. addiction. To understand how you can get addicted to weed, we must first define physical dependence on a drug and compare it with addiction to a drug. To be clear, dependence on weed is different than addiction to weed.