Happiness is catching...and is most contagious in your street.

Happiness is catching, new research has confirmed, and depends on how cheerful about life your friends feel.

Happiness is spread through social networks and exists in clusters of close friends and neighbours, according to a study published today in the British Medical Journal. Being around happy people at work does not help, the research found... - happiness is most contagious in your street. Living next door to somebody who becomes happy can increase your own chances of happiness by 34%.

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So get down to the pub for the next beers and meet the neighbours...it's good for your health!