Cardiology

Does lifetime exposure to estrogen affect risk of stroke?

People with a higher cumulative estrogen exposure throughout their life may have a lower risk of stroke, according to a new study published in the February 1, 2023, online issue of Neurology. The lower risk was found for ...

Obstetrics & gynaecology

Stress may be associated with fertility issues in women

Female rats exposed to a scream sound may have diminished ovarian reserve and reduced fertility, according to a small animal study published in the Endocrine Society's journal, Endocrinology.

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 ...

Oncology & Cancer

How do hormones affect tumor DNA in men with breast cancer?

Breast cancer in men is rare, and men with breast cancer receive the same anti-hormonal therapy as women. Often with effect, but there was no scientific basis for it before now. Cancer researchers led by Wilbert Zwart from ...

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