Drug addiction is regarded as a pathological condition. Drug addiction is an obsessive legal or illegal drugs. Medications may include prescription drugs, illegal drugs and alcohol. Some drugs are more likely to cause physical dependence than others. Use of the substance more than necessary to experience the thrill effects, and knows tolerance, withdrawal symptoms, and decreased motivation to normal life activities. Cannabis compounds are found in marijuana and hashish. Signs and symptoms of the use and addiction to these drugs include high sense of the visual, auditory and taste perception, poor memory, increase in blood pressure and heart rate, red eye, Decreased coordination, Difficulty concentrating, increase appetite and Paranoid thinking.

Drug addiction is considered a pathological state. Drug addiction is the obsessive dependence on a legal or illegal drug. Drugs can include prescription medications, illegal drugs, and alcohol. Certain drugs are more likely to cause physical dependence than are others. Using more of the substance than necessary to experience the intoxicating effects; and experiencing tolerance, withdrawal symptoms, and decreased motivation for normal life activities. Cannabis compounds are found in marijuana and hashish. Signs and symptoms of use and dependence on these drugs include heightened sense of visual, auditory and taste perception ,Poor memory ,Increased blood pressure and heart rate ,Red eyes ,Decreased coordination ,Difficulty concentrating ,Increased appetite and Paranoid thinking.

Various factors, such as your personality, your genetic constitution and the pressure of light, affect your likelihood of becoming a compulsive drug use. In addition, some drugs, such as heroin and cocaine, as soon produce physical dependence than other drugs do for many people. Physical Dependence occurs when repeated use of a drug alters reward pathways in your brain. The drug causes physical changes to certain nerve cells (neurons) in your brain. Glutamate, dopamine and serotonin have long been associated with drug use heavily. Treatment of addiction usually involves steps to help you withdraw from drug use The goal of therapy withdrawal (detoxification) is to stop using drugs as quickly and safely as possible.