Convincing a jealous partner that they have a mental illness sounds like gaslighting, but to JAMA Psychiatry, it's science.

Joanne’s new boyfriend texted her constantly to find out what she was doing (and who she was doing it with). He was jealous of her male friends, accusing her of flirting with them and even cheating on ...

Add Yahoo as a preferred source to see more of our stories on Google. Jealousy is a complex emotion that is trying to tell you something about your most important relationships. - LumiNola/E+/Getty ...

Jealousy, an emotion as ancient as human relationships themselves, can manifest in various ways within romantic partnerships. While some might initially view it as harmless or even flattering, ...

Jealousy is a natural human emotion, but if not handled well, it can become a major roadblock in a relationship. From a psychological perspective, nurturing your romance and preventing jealousy from ...

Sometimes you just get a weird feeling about a person. They haven't done anything outright wrong, but you can't shake the idea that something is off. If you're feeling that way about someone you know, ...

The sting of jealousy can feel overwhelming when watching others achieve milestones that seem impossibly out of reach. That familiar knot in your stomach when scrolling through social media, seeing ...

Editor’s note: The podcast Chasing Life With Dr. Sanjay Gupta explores the medical science behind some of life’s mysteries big and small. You can listen to episodes here. (CNN) — Who hasn’t felt the ...