One that you never saw coming. Feeling totally blindsided by a split is actually crazy-common, though, says Terri Orbuch, Ph. While cluing into red flags might not change a breakup being in your future, it can prevent that deer-in-headlights feeling of being surprised in the worst possible way. Here are the signs experts say most commonly indicate you’re heading for some rough waters.

One caveat, though: Please, please don’t take this as a green light to overanalyze every element of your relationship—you could drive yourself crazy by making a concerted effort to look for warning signs when they may or may not exist.

This Pin was discovered by pvtube. Discover (and save!) your own Pins on Pinterest.

His Seth Rogen impression makes you laugh, and your stomach flips when he texts. But, some things have made you raise an eyebrow: He gets super withdrawn when you ask about his ex. And did he just roll his eyes when you said you had a busy day? Relationship red flags? OK, spoiler alert: Yes. Read on for our full list of red flags that should make you run for the hills.

But more than one catastrophe at the office? Sound familiar? Not liking their response? Time to reconsider this relationship. An unexpected change in sexual behavior might mean something or someone is throwing your partner off, Firstein says. Other touching, like hand holding, matters too. But when it comes to physical intimacy, a noticeable change in your sex life is the biggest indicator of a problem. Being in love is a wonderful thing, and if you and your partner are both there early, then kudos to you.