NIH-funded rodent study finds molecular link between adolescent alcohol use and adult anxiety

Wine glass and beer bottle over brain graphic

New preclinical research in rats has identified a link between adolescent alcohol exposure and specific molecular changes in the brain that contribute to increased anxiety in adulthood. A large body of evidence demonstrates a strong relationship between alcohol and anxiety problems in humans. “These findings provide insight into the mechanisms through which alcohol-induced brain changes … Read more

Lack of sleep may be linked to risk factor for Alzheimer’s disease

Illustration of beta-amyloid accumulation

Preliminary NIH study shows increased levels of beta-amyloid Losing just one night of sleep led to an immediate increase in beta-amyloid, a protein in the brain associated with Alzheimer’s disease, according to a small, new study by researchers at the National Institutes of Health. In Alzheimer’s disease, beta-amyloid proteins clump together to form amyloid plaques, … Read more