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Male ex-prisoners at increased mortality risk

Men who have been incarcerated and released are more than twice as likely to die prematurely as those who have not been imprisoned, according to a new study published by Georgia State University…

How zebrafish react to alcohol could lead to therapies to reduce destructive behavior in humans

New findings published by researchers at the New York University Polytechnic School of Engineering are helping to unravel the complex interplay between alcohol and social behavior and may lead to new…

The evolution of patience

A chimpanzee will wait more than two minutes to eat six grapes, but a black lemur would rather eat two grapes now than wait any longer than 15 seconds for a bigger serving.

The developing brains of young people at particular risk from smart drugs

Over a million American students misuse prescription drugs or take illegal stimulants to increase their attention span, memory, and capacity to stay awake.

Changes identified that may occur in neural circuits due to addiction

A research team from the Friedman Brain Institute of the Icahn School of Medicine at Mount Sinai has published evidence that shows that subtle changes of inhibitory signaling in the reward pathway…

Reduction in volume in hippocampus region of brain seen in psychotic disorders

Reduction in brain volume in the hippocampus (a region related to memory) was seen in patients with the psychotic disorders schizophrenia, schizoaffective disorder and psychotic bipolar disorder. The pathophysiology of psychotic disorders remains uncle…

Study: Prenatal exposure to tobacco smoke on inhibition control

Individuals prenatally exposed to tobacco smoke exhibited weaker response in some regions of the brain while processing a task that measures inhibition control (the ability to control inappropriate responses). Prenatal tobacco smoke exposure is a risk …

Brain study: Deconstructing goal-oriented movement

Our human brains are filled with maps: visual maps of our external environments, and motor maps that define how we interact physically within those environments. Somehow these separate points of reference need to correspond with — and to — one anothe…

Antidepressant may slow Alzheimer’s disease

A commonly prescribed antidepressant can reduce production of the main ingredient in Alzheimer’s brain plaques, according to new research. The findings, in mice and people, support preliminary studies that evaluated a variety of antidepressants. Brai…

Researchers discover how DHA omega-3 fatty acid reaches brain

The transporter protein Mfsd2a carries DHA to the brain, research has found. The findings have widespread implications for how DHA functions in human nutrition. The study marks the first time a genetic model for brain DHA deficiency and its functions i…