Arabs will generally not live as long because their life style is not always a healthy one and choice is not always an option. They eat what is traditional and fattening, exercise is not common, the men smoke heavily, so much so that UNRWA fund a smoking campaign. Women have no choice in child bearing and have babies after babies. Marriage practices are traditional and marrying first cousins or such an alliance is supremely important. As for the right of return improving the genetic pool that is hilarious. It is to do with family lineage not choice of partner even for modern Arabs sadly. Maurinne Ann stick to Australian issues.
Palestinians, IDF clash in Jalazone after funeral of teen killed by IDF on Friday (Haaretz)
from the article: Study: Israeli Jews live four years longer than Israeli Arabs