Estrogen, the "female" hormone, is a lot more important to men than even many doctors think, according to a surprising new study published Wednesday in the New England Journal of Medicine. Researchers ...

Women’s reproductive rights in the U.S. are narrowing. Meanwhile, 46% of all pregnancies in the U.S. are unintended, pointing to the stark evidence of the enduring need for access to effective, ...

Men are more likely than women to get sicker from COVID-19 and die from it, media outlets reported. Men are 2.5 times more likely to have severe symptoms of coronavirus and are therefore more likely ...

Researchers are now finding more evidence that gender could play a role in who gets sick from the coronavirus. Globally, women who contract COVID-19 have been less likely than men to get really sick ...

Estrogen fuels feelings of power and competition in women in much the same way testosterone does in men, researchers said on Wednesday in a study that shows the need to win is every bit as feminine as ...

Because male coronavirus patients are getting severely ill and dying at higher rates from COVID-19 than women, some scientists think estrogen and other female sex hormones may hold the key for ...

Female and male hearts respond differently to 'fight or flight' stress hormone, according to a new study in mice. It may help explain sex differences in arrhythmia risk. A new study published in ...

Genes on the sex chromosomes would be expected to show different activity between men (with an X chromosome and a Y ...