A large study involving the health records of 6.9 million people in Denmark over 5 decades has found “strong evidence” of a linkage between cannabis use disorder (CUD) and schizophrenia, in both men…
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Opioid overdose has become a public health problem of the first magnitude, identified as the cause of death in over 80,000 cases in the U.S. in 2021—about three-fourths of total deaths attributed to…
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In recent years, studies involving large numbers of individuals have identified numerous locations in the human genome where commonly occurring variations in DNA sequence are associated with…
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In the past several decades, the field of addiction research has been revolutionized by new findings about the role of the neurotransmitter dopamine in affecting the brain’s reward pathways. For…
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By studying 129 people who were daily cigarette smokers and addicted to nicotine at the time they suffered brain damage, a team of researchers has identified a brain network that they believe is…
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