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The key to a monogamous relationship might just be a warm embrace—or two.
It's all thanks to the bonding hormone oxytocin, which gets a natural boost from any form of physical intimacy, including hugging.
In a new study, men in relationships given a dose of oxytocin were more likely to avoid standing close to a beautiful woman they'd just met compared with men who weren't given oxytocin.
Upshot: While there's no guarantee of fidelity, a good cuddle may just keep him from having eyes for anyone but you.
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