A single gene in the shorebird species known as ruffs controls the levels of testosterone in males, and this in turn affects ...

Cushing’s syndrome happens when the body has too much cortisol, the stress hormone. It can cause weight gain, high blood ...

Testosterone treatment significantly reduces mortality among men with Klinefelter syndrome. Researcher calls for changes in ...

Selena Gomez has been in the spotlight thanks to her Golden Globe nomination for Emilia Pérez and her engagement to musician ...