ging the blood vessels that lead to the lungs, liver, kidneys, or brain. This can cause infection or even death of small patches of cells in these vital organs.
             Heroin is very addictive. Consider as an illustration that with regular use, tolerance develops. This means the abuser must use more, to achieve the same intensity or effect. As higher doses are used over time, physical dependence and addiction develop. With physical dependence, the body adapts to the presence of the drug and withdrawal symptoms occur if use is reduced or stopped.
             The ramifications of heroin withdrawal are an ugly and dangerous experience. Watery eyes, runny nose, no appetite, tremors, panic, chills, sweating, vomiting, and muscle cramps. Addicts cannot sleep, and their body temperatures and blood pressure rise. By that time, most of them have alienated themselves from everyone, so they are alone. People who are addicted to heroin also face serious problems even when they try to quit using. In the following manner, Jose Gonzalez a lifetime user explains,
             "Kicking the habit" or effort to stop. In regular abusers, consequences occur as early as a few hours after the last dose, it produces drug craving, muscle and bone pain, insomnia, diarrhea, cold flashes and vomiting. Major withdrawal symptoms peak between 48 and 72 hours after the last dose and subside after about a week.
             "Cold turkey" is complete and instantaneous cessation. This method when done by less frequent users, often only increases their habit. When attempted by heavily dependent users, who are in poor health, it is occasionally fatal.
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