Such differences in lifespan are considered in aging circles to be extremely large, but not uncommon.
Harry, sixth in line to the throne, will quarantine in accordance with coronavirus guidelines so that he can attend the ceremonial funeral at Windsor Castle.
Philip, known as the Duke of Edinburgh and at his wife's side throughout her 69-year reign, died on Friday at Windsor Castle aged 99.
Members of the public laid flowers outside royal residences, paying their respects to the 99-year-old prince who spent more than seven decades at his wife's side.
Philip, Elizabeth's husband for more than seven decades and the longest-serving consort in British history, died on Friday aged 99.
Reactions from major public figures in Britain and around the world.
Philip’s support for Jewish and pro-Israel causes ran deep, and his mother was recognized by Yad Vashem as “righteous among the nations" for sheltering Jews during the Holocaust.
Elizabeth is the sovereign, but in family matters it was Philip who was viewed as the head of the family.
Readers of The Jerusalem Post have their say.
He was transferred briefly at the start of this month to a specialist cardiac centre at another London hospital, where he underwent a procedure for a pre-existing heart condition.