In the late luteal phase just before your period arrives, falling estrogen levels can cause a drop in serotonin levels, which can ratchet up your cravings for simple carbs. But science shows us these foods are likely to exacerbate your PMS symptoms. For example, gobbling a bag of salty pretzels to satisfy your PMS cravings makes your body retain water to counteract all the additional sodium swimming in your bloodstream and ends up bumping up the bloat factor. Giving in to your cravings for cookies, pastries, or candy can feel like a quick fix for a mood boost because the body uses carbs to
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