Federico Lombardi, has acknowledged Benedict's post-retirement decline but insists the 86-year-old German isn't suffering from any ailment and is just old.

NPR: Benedict Comes Home To New House, New Pope

Voice therapy is often required for such an ailment, said Dr. Cohen, who hasn't treated Mr. Page.

WSJ: Google CEO Larry Page Assures Employees About Health, Says 'Nothing Seriously Wrong'