Whether you're having an errant one-night-stand or having sex with a longtime girlfriend, you know the common side effects that can befall you and your lady. Or do you? Beyond unwanted STIs, strange fluids and noises, and UTIs, there are lesser known symptoms—good and bad—men and women can experience post-sex. Take a look at these three. We bet you haven't heard 'em before.
Two new sex studies and one bizarre case you need to read to believe.