There’s nothing easy about suspecting someone you care about might be unfaithful. It’s a thought that gnaws at you. Those little changes in behavior, those odd moments when something just feels off.

Nobody wants to find out that their partner is cheating on them. But in this story, a woman is worried it’s her fault for crossing a phone line. Let’s dial in. So, I (27F) have been with my boyfriend ...

How to Do It is Slate’s sex advice column. Have a question? Send it to Stoya and Rich here. It’s anonymous! Dear How to Do It, I have been seeing my boyfriend “Roger” for about six months now. However ...

This girlfriend knew something was up based on her skincare product. There are quite a few unexpected ways a person can catch their significant other cheating — but this one has to take the cake. Like ...