Psychology & Psychiatry

Decision making predicts future drug addiction in recreational users

Activity in decision-making brain regions of people who use recreational stimulants predicts who will discontinue use and who will develop a drug use disorder, according to a new study led by Martin Paulus, Ph.D., of Laureate ...

Health

Sunrise and sunset guide daily activities of city-dwellers

Despite artificial lightning and social conventions, the dynamics of daylight still influence the daily activities of people living in modern, urban environments, according to new research published in PLOS Computational ...

Psychology & Psychiatry

Will ketamine treat your depression? Check your activity monitor

During a depressive episode, people often report having reduced energy, feeling slowed down and having reduced interest in activities. As their mood lifts, energy and activity return to their usual levels. A new study in ...

Genetics

Activation of two genes linked to development of atherosclerosis

Researchers at Brigham and Women's Hospital have found two new potential drug targets for treating arterial diseases such as atherosclerosis. By using proteomics to screen a vast number of molecules, the researchers identified ...

Psychology & Psychiatry

Brain inflammation linked to depression in multiple sclerosis

Patients with multiple sclerosis have higher rates of depression than the general population, including people with other life-long disabling diseases. Symptoms of multiple sclerosis arise from an abnormal response of the ...

Psychology & Psychiatry

Cannabis increases the noise in your brain

Several studies have demonstrated that the primary active constituent of cannabis, delta-9-tetrahydrocannabinol (∆9-THC), induces transient psychosis-like effects in healthy subjects similar to those observed in schizophrenia. ...

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