Scientists finally 'discover key to happiness' and it's not what you'd expect The topic of happiness has divided people throughout history, with some linking it to health, wealth, or even a fulfilling romantic life. Now, we may finally know what it is ... dailystar.co.uk dailystar.co.uk / feeds dailystar-co-uk-news .. dailystar-co-uk .. dailystar-co-uk-news-weird-news .. dailystar-co-uk-health / / #news / / 57 days 57d Share