Smoking Tobacco and the Brain

Smoking is the main preventable cause of premature death in this country, causing over 300,000 premature deaths each year. Smoking is a cause of death that can be avoided. How to Avoid It Quit Smoking. However, smoking can become addictive, so people can not give up. The surgeon announced a report titled Nicotine Addiction. With more than 600 pages, he gave a very detailed explanation on why nicotine is addictive. The surgeon enumerated the criteria for establishing addictive drugs and showed how nicotine adheres to these criteria.

Nicotine is a chemical that allows you to smoke. When smoking a cigarette into the lungs, nicotine becomes very addictive, nicotine is quickly released into the bloodstream and enters the brain in a few seconds after smoking. In the brain, nicotine increases the release of chemical substances in the brain called neurotransmitters, which helps regulate mood and behavior. Heart and cardiovascular problems Smoking increases the risk of death from heart and blood vessel (cardiovascular) diseases including heart attacks and strokes. Smoking even 1 to 4 cigarettes a day increases the risk of heart disease. Symptoms may be exacerbated by smoking when there are heart diseases such as heart failure or vascular disease. However, stopping smoking reduces the risk of heart attack by 50% in the first year.

Regardless of the route of administration, tobacco has a strong influence on the brain. When a smoker smokes tobacco smoke it releases more than 4,000 chemicals, including nicotine and hundreds of other carcinogenic substances. After smoking nicotine will reach the brain in a matter of seconds. 3 Nicotine from chewing tobacco will take longer to reach the brain, as it must first be absorbed into the bloodstream through the gums. In any case, when nicotine reaches the brain it acts as a stimulant and releases excessive neurotransmitters, including dopamine, a neurotransmitter associated with joy and motivation, to the brain. People are addicted to nicotine even after several uses, as the brain adjusts itself and produces some nicotine tolerance which must be achieved by drug addicts to maintain comfort. If this comfort is determined, the lack of nicotine in the brain can cause unpleasant withdrawal symptoms for the user.