But how do know that you're in ... carried out by Dr Helen Fisher, a Rutgers University anthropologist and expert in the science of human attraction, found 10 signs you’ve fallen in love ...

While it's normal for this to wane as the relationship progresses — and it does — if you're not craving closeness at all, it could mean you are falling out of love, as suggested by research ...

Recognizing when you might be falling out of love with your partner can be challenging, especially when the signs are subtle.