Although alcohol use is ubiquitous in modern society, only a portion of individuals develop alcohol use disorders or addiction. Yet, scientists have not understood why some individuals are prone to develop drinking problems, while others are not. Now, Salk Institute researchers have discovered a brain circuit that controls alcohol drinking…
What to know about delirium
Delirium is a sudden change in a person’s mental function, which includes their ways of thinking and their behavior or level of consciousness. This change often affects memory and concentration. Medical professionals do not yet fully understand delirium, but it seems to have an association with older age, alcohol withdrawal,…
A peek into opioid users’ brains as they try to quit
Lying inside a scanner, the patient watched as pictures appeared one by one: A bicycle. A cupcake. Heroin. Outside, researchers tracked her brain’s reactions to the surprise sight of the drug she’d fought to kick. Government scientists are starting to peek into the brains of people caught in the nation’s opioid…
Early life exposure to nicotine alters neurons, predisposes brain to addiction later
Neonatal exposure to nicotine alters the reward circuity in the brains of newborn mice, increasing their preference for the drug in later adulthood, report researchers at University of California San Diego School of Medicine in a study published “in press” April 24, 2019 in Biological Psychiatry. A UC San Diego School…
‘Mediterranean diet may protect against depression symptoms’
Evidence indicates that following a Mediterranean-style diet, rich in fruit, vegetables, nuts, and cereals, can bring many health benefits, including protection against cardiovascular and metabolic problems. Now, a study also presents a link between this diet and a lower risk of depression later in life. Mediterranean diets feature meals that…