Nov. 6—When someone asks the question, "which came first, the chicken or the egg?" they want you to put in chronological order two different things: an egg, and one chicken. If you answer by saying, ...

Does using alcohol, nicotine, or cannabis engender addiction by changing the structure of brains, or does the structure of brains incline some people toward using those substances? In standard brain ...

Much of the conversation around addiction swings between two worldviews. On one side is the belief that addiction is a brain ...

Sooner or later we all ask ourselves this question. Surprisingly, there are some but no definite answers. This blog entry will discuss some of what is known about risk factors for developing drug ...

Dozens of studies have demonstrated links between genetics, various environmental factors, and a person’s susceptibility to addiction. Many of these studies focus on alcoholism (addiction to alcohol), ...

Psychoactive drugs are substances that affect the brain. The types range from heroin to caffeine. These substances can affect awareness, thoughts, mood, and behavior. Depending on the situation, the ...