What kind of lover are you? Here's how to tell

... From couple to couple, love can look quite different. Some enjoy sparks and passion even decades into their relationship. Others obsess over every single detail of a 20-year marriage as if they had just started dating. In fact, experts say, there are six different ways you can be "in love." Which is yours? Just in time for Valentine's Day, Health.com helps you figure it out.

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