How cocaine rewires the brain to drive relapse

When a cocaine addict relapses, it isn't a matter of personal failure—it's the biological result of their brain's rewiring, new research finds. Michigan State University scientists have found that cocaine changes how the ...

Better sleep could reduce anxiety in later life

As humans grow older, their emotional stability and sleep patterns can change significantly. For instance, some past studies have found that many older adults find it harder to manage negative emotions, experience higher ...

GLP-1 medications get at the heart of addiction, study finds

Researchers at Washington University School of Medicine in St. Louis have shown in a new study that GLP-1 medications may be effective at treating and preventing substance-use disorders across all major addictive substances ...

Enhanced brain cells clear away dementia-related proteins

The new generation of Alzheimer's disease drugs—the first proven to change the course of the disease—typically extend independent living for patients by 10 months. Called monoclonal antibodies, they reduce the accumulation ...

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