While it's been well-established that the Mediterranean diet is good for the heart and body, a new study has found it's also good for the soul.

Published in the European Journal of Clinical Nutrition and released May 29, the study found that a diet based on fish, olive oil, fruits, vegetables, pulses and nuts is positively linked to mental health and quality of life.

For their research, Spanish scientists tracked the lives of more than 11,000 university students over four years.

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