Nucleus Accumbens Neuron Ensembles Recruited by Cocaine and Sugar Are DifferentCocaine and sucrose neuron ensembles in the nucleus accumbens are mostly non-overlapping.Read More
Brainstem Neurons Control Both Behavior and MisbehaviorStudy reveals how gene control mechanisms determine the identity of neurons in the embryonic brainstem. A failure in differentiation in developing brainstem neurons can lead to behavioral abnormalities, including ADHD.Read More
Researchers Link Poor Memory to Attention Lapses and Media MultitaskingA new study reveals a correlation between multimedia multitasking, memory loss, and difficulties in maintaining attention.Read More
Social Isolation Puts Women at Higher Risk of HypertensionWomen aged 45 to 85 without partners and who didn't engage in frequent social activities had a higher rate of hypertension. Widowed women were most likely to exhibit symptoms of hypertension.Read More
Why Motivation to Learn Declines With AgeThe decline of striosomal activity in the brain may explain why people lose the motivation to learn as they age.Read More
Empathy May Be in the Eye of the BeholderPeople don't tend to like those who show empathy to morally questionable individuals.Read More
Postpartum Depression May Persist Three Years After Giving BirthStudy reveals one in four women experience symptoms of depression up to three years after giving birth. The risks are greater for women with a history of mood disorders and gestational diabetes.Read More
Single Brain Region Links Depression and Anxiety, Heart Disease, and Treatment SensitivityOveractivity in the subgenual anterior cingulate cortex underlies several key symptoms of depression, anxiety, and heart disease.Read More
PTSD and Alcohol Abuse Go Hand-in-Hand, but Males and Females Exhibit Symptoms DifferentlyMale and female rodents exhibit distinct symptoms and brain features of both PTSD and alcohol use disorder. Following trauma, males show increased GABA receptor function, while females showed increased GABA release.Read More
Workplace Interruptions Lead to Physical StressStudy reveals the body produces more cortisol when people are interrupted during work.Read More
Increasing Sleep Time After Trauma Could Ease Ill EffectsIncreasing time spent sleeping immediately following a traumatic event can help to significantly reduce the effects of trauma.Read More
Happiness and the Evolution of Brain SizeStudy reveals a new role for serotonin in the development of the human neocortex. Serotonin acts cell-extrinsically as a growth factor for basal progenitors in the developing neocortex. Researchers report placenta-driven serotonin likely contributed to the evolutionary expansion of the neocortex in humans.Read More