When it comes to sex, there's really nothing worse than going through a dry spell, especially for a woman. Sure, there are ways to take care of your needs on your own, but anyone who's had sex knows that playing with yourself pales in comparison to the real thing. However, the negative effects of involuntary celibacy might be even worse than you might think. Not having sex can actually wreck havoc on your body in a number of ways. You'd be surprised by how many downsides there are to going through a dry spell. This is especially true with women, who tend to suffer a bit more mentally than men. Here are just a few signs that a woman hasn't had sex in a while- as well as some reasons her libido might be declining.