Experts say men score higher in libido, while women's sex drive is more "fluid." Do men really have stronger sex drives than women? Study after study shows that men's sex drives are not only stronger than women's, but much more straightforward.
Loss of sexual desire, known in medical terms as hypoactive sexual desire disorder (HSDD), is the most common form of sexual dysfunction among women of all.
Why have scientists been so slow to understand women's sexuality, asks Rachel Nuwer.