We now know that chronic substance use—of both alcohol and drugs—actually changes the chemistry and structure of the brain. That sounds serious, and it is, but there are some positives and some ...

Seemingly unrelated diseases and conditions like Alzheimer's disease, obesity, chronic pain, traumatic brain injury, and ...

Different psychedelic drugs have a strikingly similar effect on networks in the brain, finds the most comprehensive analysis so far of the mind-altering substances. The work, published in Nature ...

Chronic pain has long forced patients into a trade-off between constant discomfort and the side effects of powerful drugs. A new brain-training video game suggests that, for at least some people, ...

Different psychedelics create very similar brain pattern activity, giving scientists new insight into potential mental health ...

Scientists looked at a wide range of brain scans to determine how consciousness gets so trippy on mind-altering drugs. A new analysis broadens our understanding of psychedelics, such as the psilocybin ...

When patients undergo general anesthesia, doctors can choose among several drugs. Although each of these drugs acts on neurons in different ways, they all lead to the same result: a disruption of the ...

Addiction is a disease that affects millions of Americans. It is extremely widespread, with an estimated 8 percent to 10 percent of individuals in the United States 12 years of age or older (between ...