You can’t control how or even if you will arrive at old age but you can swing the odds dramatically in your favor by the choices you make when you are younger. Eat healthily, avoid hard drugs and tobacco, drink alcohol only in moderation and get plenty of excercise that consists of four categories: resistance (aerobic), VO2 max (anaerobic), strength and stability.
We also have intersections with dedicated pedestrian green light. All cars stop and pedestrians can cross any direction. Allowing cars to enter a busy intersection when pedestriana are in it is insane, especially if the driver has to look one way for vehicles and the opposite way for people.