A family from Perdasdefogu (Sardinia Island) have set a new world record for longevity , taking the title for the highest combined age for nine living siblings .The three brothers and six sisters from the Melis family had a collective age of 818 years and 205 days verified by Guinness World Records on June 1st, after seven years of careful investigation, by the Guinness World Records researchers. Demographic analysis in the Mediterranean island of Sardinia revealed an extreme longevity in a mountain inner area where the proportion of oldest subjects among male population has one of the highest validated value worldwide. Many studies on longevity in the population of Sardinia (NIH, CNR, etc) suggest that biological and genetic factors, behavioral factors including life style, food quality, demographic behavior, family support and community characteristics may play an important role. Sardinia, which was first settled around 6,000 B.C., is home to one of the world...