Men who kiss their wives in the morning live five years longer than those who don't.
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Parents receive 1 out of every 5 Valentines.
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Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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Couples' personalities converge over time to make partners more and more similar.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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