A growing understanding of how “reproductive” hormones sculpt the brain could transform the management of neurological ...

People assigned female at birth produce testosterone but in lower quantities and have higher levels of estrogen, another hormone. Having optimal levels is also important throughout adulthood.

Ever noticed a sudden uptick in your desire for intimacy mid-month? You’re not imagining it—your hormones might be staging a ...

Contraception for women has seen little change over the past 50 years, with the most prevalent contraceptive pills containing ...

Fat cells metabolize testosterone to estrogen, lowering testosterone levels. Also, obesity reduces levels of sex hormone binding globulin (SHBG), a protein that carries testosterone in the blood.