Home » Archives by category » Psychology news (Page 822)

Eating more fruits, vegetables boosts psychological well-being in just 2 weeks

Researchers reveal that young adults who increased their intake of fruits and vegetables showed improvements in vitality and motivation in just 14 days.

Traffic light in the brain

New insights into the roles of different subareas in the prefrontal cortex have been uncovered by researchers. Whether the brain responds to an external stimulus or not depends significantly on the balance between areas of excitation and inhibition in …

PTSD symptoms may be prevented with ketamine

Columbia University Medical Center (CUMC) researchers have found that a single dose of ketamine, given one week before a stressful event, can buffer against a heightened fear response.

Sex, drugs, and rock & roll chemistry in the brain

The same brain-chemical system that mediates feelings of pleasure from sex, recreational drugs, and food is also critical to experiencing musical pleasure, according to a study by McGill University…

Study provides clues to the sex difference in dyslexia

For reasons that are unclear, males are diagnosed with dyslexia more often than females.

Brain stem volume linked to aggression in autism

New research from autism experts is providing clues into the link between aggression and autism — clues the team hopes will eventually lead to more effective intervention.

Brain damage is not always damaging

Strokes are usually, but not always, debilitating. This case report documents the extraordinary resilience of a woman in Argentina who endured multiple strokes. Despite these traumas her daily functioning continued in many ways as though nothing had ha…

New cause of brain defects in tuberous sclerosis complex

A new molecular pathway that inhibits the myelination of neurons in the brains of patients with the rare genetic disorder tuberous sclerosis complex (TSC) has been discovered by researchers. The study suggests new ways to treat some of the neurological…

Noradrenaline enhances vision through beta-adrenergic receptors

Noradrenaline is a neuromodulator secreted in the brain depending on behavioral context and physiological states of animal, influencing a wide range of physiological functions by modulating brain activity. It may be best known as a hormone to regulate …

Scientists find chemical pathway responsible for schizophrenia symptoms

A new mouse study shows that adjusting the levels of kynurenic acid in the brain may significantly impact the symptoms of schizophrenia.