Sensation-seeking, reward sensitivity and early cannabis use

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Sensation seeking is a personality trait that describes a person's tendency to seek out novel and exciting experiences, and a high level of sensation seeking has been implicated as a risk factor for addiction. According to a report today at the annual meeting of the American College of Neuropsychopharmacology, in Hollywood, Florida, sensation seeking is related to reward sensitivity, which is a trait that characterizes how rewarding a person finds different experiences. Further, reward sensitivity is itself related to cannabis use, and partially explains the relationship between it and sensation seeking. Importantly, the researchers describe a school-based psychological intervention that both targets sensation seeking and affects the use of cannabis in teens, delaying the onset of first use, and slowing the progression from light to heavy cannabis use in teens already using.

In a very large sample of nearly 4000 adolescents, Dr. Patricia Conrod and her colleagues at the University...

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