‘Desire in one of its rawest forms’: what do we know about limerence?

For everything from pop music to poetry, overwhelming infatuation offers inspiration and storylines. But when might this tip over into something a little less healthy?

For months after her relationship ended, Anna* couldn’t stop thinking about him.

Each morning she’d wake with a jolt of grief; an intense, almost physical feeling that morphed into thoughts of him that consumed nearly every waking hour.