While there are many ways you can make changes to lead a healthier life, it’s now well-documented that the figures that change less readily are the most valuable of them all. In other words, the ones you have to work for over months, years, and decades.
There’s no mistake why V02max and grip strength are 1 and 2 in the demonstration of your longevity prowess. These are reflections of your discipline and activity over a long period. I’d argue that number 3 is a happy family and social life. Again, an area that takes work and sacrifice over years.