10 Foods That Fight Holiday Stress

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Blood oranges

It's a good thing this produce pick is in season during the winter: with more vitamin C than their bloodless counterpart, they're a perfect quick defense against drama. In a study published in the journal Psychopharmacology, German researchers attempted to stress out 120 people by asking them to give a speech and then answer difficult math problems. Researchers found that those participants who had been given high doses of vitamin C before the stress-fest had lower blood pressure levels and concentrations of the stress hormone cortisol. (Here are 12 more foods with more vitamin C than oranges.)

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