They are rich who have true friends - mates are key to happiness, new research shows

(PhysOrg.com) -- When friends meet, hearts warm, according to the old proverb — and new research from The University of Nottingham backs this up.

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<p><a href="http://www.physorg.com/news144069258.html">They are rich who have true friends - mates are key to happiness, new research shows</a></p> <p>(PhysOrg.com) -- When friends meet, hearts warm, according to the old proverb — and new research from The University of Nottingham backs this up.</p>