The DaysBetween Function
«DaysBetween(EndDate,StartDate)» returns the number of days between the two dates.
I was born on
«FormatDate(DateOfBirth,‘d MMMM yyyy’)»which means I am
«floor(DaysBetween(Today(),DateOfBirth) div 365.25)»years old.
The MonthsBetween function has a similar functionality.