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Drug addiction, also called substance use disorder, is a disease that affects a person's brain and behavior and leads to an inability to control the use of a legal or illegal drug or medicine. Substances such as alcohol, marijuana and nicotine also are considered drugs.
Drug addiction affects your brain and behavior to the point where you can't control your use of legal or illegal drugs, even when you know they cause harm.
If your pattern of drinking results in repeated significant distress and problems functioning in your daily life, you likely have alcohol use disorder. It can range from mild to severe. However, even a mild disorder can escalate and lead to serious problems, so early treatment is important.
Your teen's personality, your family's interactions and your teen's comfort with peers are some factors linked to teen drug use. Common risk factors for teen drug abuse include: A family history of substance abuse. A mental or behavioral health condition, such as depression, anxiety or attention-deficit/hyperactivity disorder (ADHD).
Prescription drug abuse, also called prescription drug misuse, includes everything from taking a friend's prescription painkiller for your backache to snorting or injecting ground-up pills to get high. Prescription drug abuse may become ongoing and compulsive, despite the negative consequences.
Drug addiction affects your brain and behavior to the point where you can't control your use of legal or illegal drugs, even when you know they cause harm.
Drug addiction, also known as substance use disorder, is a disease that affects a person’s brain and behavior and leads to an inability to control the use of a legal or illegal drug or medication. When you’re addicted, you may continue using the drug despite the harm it causes.
Drug addiction affects your brain and behavior to the point where you can't control your use of legal or illegal drugs, even when you know they cause harm.
Drug addiction is defined as an out-of-control feeling that you must use a medicine or drug and continue to use it even though it causes harm over and over again. Opioids are highly addictive, largely because they trigger powerful reward centers in your brain.
Nicotine produces pleasing effects in your brain, but these effects are temporary. So you reach for another cigarette. The more you smoke, the more nicotine you need to feel good. When you try to stop, you experience unpleasant mental and physical changes. These are symptoms of nicotine withdrawal.