Longevity isn’t determined solely by genetics. In fact, some of the most important factors influencing how long you live—and, more importantly, how well you live—are your lifestyle, health habits, and the chronic diseases you manage to avoid or control.
When a person reaches 60, 70, or even 80 without certain serious chronic illnesses, it can be a positive sign of overall health. However, it does not guarantee that they will live to 100. Many factors influence longevity, including genetics, environment, lifestyle, medical care, and chance.
Here are five major groups
