They develop a tolerance to alcohol and simply need more to satisfy their craving (MayoClinic, 2009a). This is a key difference between alcoholism and other drug addictions.

The causes of alcoholism and drug addictions are complex and involve the interaction of several factors. The first is genetics. Certain genetics factors can cause a person to be more vulnerable than others to develop alcoholism and the other addictions mentioned. A person's emotional state can also affect their propensity to develop substance abuse. Certain psychological factors, such as low self-esteem, peer groups that have substance abuse problems, or other factors that promote drinking and drug abuse also play a role in the development of substance abuse. Social and cultural factors also play a role, such as advertisements that glamorize drinking, or media that send messages regarding substances are also factors in the development of an addiction (MayoClinic, 2009a).

Conclusion

Substance abuse affects...
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