6 experts share the worst piece of relationship advice they've ever heard

Business Insider recently published a roundup of the best relationship advice real people have ever heard.

We learned that love isn't enough for a solid relationship and that it's important to pick and choose your battles. Helpful stuff.

Then we started to wonder: What's the most obviously bad relationship advice out there? The advice that's either outdated or never made any sense in the first place?

So we turned to a series of experts - including a biological anthropologist and a marriage and family therapist - to find out.

Below, we've rounded up six pieces of advice that you've probably heard, but that you definitely shouldn't be taking to heart (pun intended).