Neuroscience

Researchers discover how hormones define brain sex differences

Sex hormones play an important role in shaping an animal's behavior, and their influence starts early. Early-life hormonal surges help shape the developing brain, establishing circuitry that will influence behavior for a ...

Cardiology

Male-female differences in heart disease could start before birth

Males and females differ in prevalence, treatment responses, and survival rates for a variety of diseases. For cardiac disease, women almost uniformly fare far worse than men. There are likely many reasons for this, and scientists ...

Psychology & Psychiatry

Childhood gender nonconformity in boys linked to early androgens

In laboratory animals, sex differences in behavior occur because different hormone levels produced by males and females influence patterns of gene expression in the developing brain. However, the origins of sex differences ...

Oncology & Cancer

Sperm development linked to testicular cancer

Testicular cancer is the most common type of cancer to affect men between the ages of 15 and 49, and around 95% of these cases are caused by testicular germ cell tumors. Although testicular germ cell tumors typically manifest ...

Neuroscience

Premature brains develop differently in boys and girls

Brains of baby boys born prematurely are affected differently and more severely than premature infant girls' brains. This is according to a study published in the Springer Nature-branded journal Pediatric Research. Lead authors ...

page 2 from 5