Medical research

Scientists develop new tool to study nicotine receptors

A team of scientists has developed a new technique to better understand the effects of nicotine on the brain. In a study published in Nature Methods, the investigators described the creation of a novel light-activated nicotine ...

Psychology & Psychiatry

Researchers identify gene that influences nicotine dependence

A DNA variant—located in the DNMT3B gene and commonly found in people of European and African descent—increases the likelihood of developing nicotine dependence, smoking heavily, and developing lung cancer, according ...

Health

Tanning's allure tied to other addictions

(HealthDay)—People who seem to have a deep tan year-round—whether from the sun or indoor tanning—may be "addicted" to tanning. And new research suggests there's also a link between such tanning and other addictions.

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