My wife and I have iPhones and are receiving each other's text messages. How can we stop this from happening? Is this an Apple ID problem?

[coolca]

My wife and I have iPhones and I am receiving her text messages. Is this an Apple ID issue? How do I stop this from occurring?

[Weth · Accepted solution]

Settings / Messages

on setting Send &Receive, deselect the other spouses email address. 

You are sharing ring the same AppleID which is designed for 1 person.