From an article on a study that shows women display increased hormone levels when exposed to chemicals found in male sweat:
One implication of the finding is that there may be better ways to raise cortisol levels in patients with diseases such as Addison’s disease, which is characterized by low cortisol. Instead of giving the hormone in pill form, which has side effects such as ulcers and weight gain, “a potential therapeutic mechanism whereby merely smelling synthesized or purified human chemosignals may be used to modify endocrine balance,” the authors wrote.
How distinctly American, distilling sex into pill form so we can have the benefits without all the messy side effects… (thanks to Janie for the link.)