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Exposure to cannabis and stress in adolescence can lead to anxiety disorders in adulthood

A new study conducted on laboratory animals shows that exposure to cannabis and stress during adolescence may lead to long-term anxiety disorders characterized by the presence of pathological fear.

Technique boosts omega 3 fatty acid levels in brain 100 fold

Researchers report that adding a lysophospholipid form of EPA (LPC-EPA) to the diet can increase levels of EPA in the brain 100-fold in mice.

Insomnia has many faces

Researchers have revealed that there are five types of insomnia. Type 1 scores high on many distressing traits such as neuroticism and feeling down or tense. Types 2 and 3 experienced less distress and were distinguished by their high versus low sensit…

Different brain areas linked to smoking and drinking

Academics have found that low functional connectivity of the lateral orbitofrontal cortex that is associated with the tendency to smoke is associated with increased impulsiveness — which may contribute to the tendency to smoke. The high connectivity o…

Drug can temporarily boost long-term memory of objects

Allergy sufferers may use antihistamines to reduce symptoms, but new research reveals that better long-term memory might be possible with pro-histamine treatment. Long-term memory is used to remember anything before 48 hours ago.

Long-term breastfeeding sheds light on whether an infant becomes right- or left-handed

Bottle feeding infants is associated with left-handedness, according to a new study.

PAC1R mutation may be linked to severity of social deficits in autism

If the pilot findings are corroborated in larger, multi-center studies, the research represents the first step toward identifying a potential novel biomarker to guide interventions and better predict outcomes for children with autism.

Whites struggle to tell real from fake smiles on black faces

White people and non-black minorities have a harder time telling the difference between genuine and fake smiles on black faces than they do on white faces, a problem black people don’t have.

Americans are happier in states that spend more on libraries, parks and highways

Americans are happier in states where governments spend more on public goods, among them libraries, parks, highways, natural resources and police protection, a new study has found.

Brains of people with schizophrenia-related disorders aren’t all the same

A new multi-site brain imaging study shows that sub-groups of people use their brains differently when imitating emotional faces — a task that reflects their ability to interact socially. Interestingly, individuals with schizophrenia do not have categ…