A duplicated gene evolved into a switch that determines sex in frogs, revealing how evolution can safely reshape critical ...

Early sexual activity, often defined as initiation before 16, is a risky behaviour associated with many negative social and health outcomes. Sexual norms restricting sex till marriage have declined in ...

Lactation is essential, but its genetic and epigenetic regulation is poorly understood. Here, Hanin et al. show that ZFP57 has an imprinting-independent role in controlling postnatal nutritional ...

New research suggests that long-standing assumptions about sex and gender continue to shape how studies are designed, interpreted, and reported.

Premenopausal women presenting with acute coronary syndrome (ACS) are a unique and often underrecognized patient population. Although they are traditionally considered at lower cardiovascular risk ...