Brief description of reasons to why Is It So Hard To Quit Smoking. Pharmacological and behavioral characteristics that determine tobacco addiction are similar to those that determine addiction to drugs such as heroin and cocaine.
, American Heart Association
Nicotine molecule is discovered to be shaped like a acetylcholine neurotransmitter. When it reaches the brain, the molecule mimics the actions of the receptor, causing the body to respond to nicotine as a natural neurotransmitter.
This infographic shows exactly what causes the difference between one puff and a habitual post-dessert drag.
Posted Infographic in Science