Even though drugs such as caffeine and pharmaceutical drugs are widely used and accepted by society, they can still have an impact on your overall health. Nicotine is a highly addictive chemical excavated from the nicotiana tabacum plant or more commonly known as the tobacco plant. Nicotine is classified as a stimulant drug. The addictive drug is regarded as a potentially lethal poison and the median lethal dosage for an average adult human is between 30-60 mgs of nicotine. For centuries, people have smoked and chewed tobacco. The reason why people crave the health threatening cigarette is because of a highly addictive drug called Nicotine. According to NIDA (National Institute of Drug Abuse), when nicotine is smoke, it is absorbed by the lungs and is quickly moved into the bloodstream where it is circulated throughout the brain. Inside the brain, nicotine raises the level of a neurotransmitter called dopamine. Dopamine is remarkably addictive because dopamine activates the reward system in your brain which ultimately makes you feel good and desperately want more. Most of the nicotine consumed worldwide, are from tobacco.
Nicotine and tobacco can cause many effects on the body. According to Drug Bank, by itself, moderate consumption of nicotine causes effects such as increased metabolism, light-headedness, increased cognitive brain functions, increased heartrate …show more content…
Tobacco which contains nicotine so harmful that 1 in every 5 smokers die of a disease cause by the usage of it. Nicotine can cause a variety of problems including comas and fatality. Nicotine is high addictive and because of this tobacco is craved and people are willing to risk their over health and waste an extensive amount of money. Next time you see or pick up a cigarette, think about the possible long term addictive and the harm that tobacco can