First it was the health devotee in your circle who swore by the paleo diet. Then, your social media friends started to convert to diets rich in eggs, nuts, meat and cheese. Suddenly, news headlines declared bacon and burgers were way healthier than pizza and pasta, and even your dad began the Dukan plan, a diet that wraps burrito fillings in lettuce “tortillas.”

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No question, high-protein diets are hot. But are they healthy? That depends. Here’s exactly what you need to know to determine whether a high-protein diet is right for you.