There are men whose very appearance can compel you to turn your head in disgust, muttering the word "douche" in a long whisper. They're flexing in their skin-tight t-shirt, invading women's personal space at the bar and going on and on about their goddamn promotion.
For all the times you've muttered, "What's the deal with that douchebag?" science has actually taken the time to answer what was probably a rhetorical question.
[via Cracked]