Functional brain networks and brain shrinkage are affected in different ways by age, gender, and blood immune factors.
Children born to parents who are under 20, or those born to mothers over 35 and fathers over 45 are at increased risk of being diagnosed with bipolar disorder later in life. Older men, researchers report, are at greater risk of having a child with bipolar disorder.
Higher pitched voices in women influence how their faces are evaluated, researchers report. The faces of women with higher-pitched voices were perceived as being younger. However, researchers found no evidence of a link between vocal pitch or perceptions of facial attractiveness, health, or femininity.
Before the 48-week mark of life, it is easier for an AI algorithm to determine the exact age of a baby, but not its gender based on temperament data. After 48 weeks, gender classification improved for all algorithms, suggesting gender differences in infancy become more accentuated at this point in life.
A new study reports on a link between age, body mass index and brain integrity in psychosis. Researchers discovered higher age, BMI and severity of psychotic symptoms were negatively associated with cortical thickness and brain activity when patients were asked to perform cognitive tasks.
New forensic technique could help to estimate the age of living children and young adults for whom no records are available.
Researchers believe they might have identified a new abnormality in the relationship between dopamine and response to food in those with obesity.
