Sunday, July 10, 2011

Harmful Effects of Cocaine on Nervous System

Cocaine, the most potential addictive shows a drastic impact on the nervous system, when compared to all the other drugs. It causes an irreversible damage to the nervous system. The effects will be one and the same regardless of the way employed in consuming it like smoking, injecting and snoring. It is highly addictive and a unpredictable recreational drug. It will impair the brain and cause serious damage to the central nervous system.

A small dose of 25 to 150 mg will show its effect with in few seconds or minutes. Short term effects of Cocaine include hallucinations, excitement, reduced hunger, and a feeling of strength. The most common way of taking powdered cocaine is to inhale the drug, there by it enters the blood stream through nasal tissues. The reason why people are getting attracted to cocaine the most is, it interferes with the pleasure centers of brain which gives high pleasure when used. Pleasure centers are the places where chemicals such as dopamine are produced. This drug traps an excess amount of dopamine causing an elevated sense of well being.

High doses of cocaine can also produce problems like anxiety, insomnia, dizziness, headache, depressions and hallucinations. It also acts as a stimulant. It causes pleasurable effects such as reduced fatigue, increase mental clarity, and a rush of energy. The more one takes cocaine, the less will be the pleasurable effects which makes the addict to take higher and higher doses in order to get the intensity of the initial stage. An overdose of cocaine makes the blood pressure very high resulting in permanent brain damage. Because of the damage caused by cocaine on the neurons, dopamine level declines. So, once the abusers gets off from cocaine they feel depressed making them go for it again to get out of that depression. That's how cocaine becomes highly addictive.

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