Apparently, there's nothing that makes a woman find you sexy like slamming down 17 beers and not passing out into a pool of your own mess.

According to a new study, there's an evolutionary reason why men BINGE DRINK . . . it's because it's a, "sexual signal" to women.

By showing you can handle your liquor, you send the signal that you're healthy and strong.

So even if women don't THINK it sounds attractive to watch a guy get hammered . . . somewhere deep down, their evolutionary biology is making their brain notice. None of this sounds like good news for men OR women.

Read more at Daily Mail.