The main factors for an extended life , I believe, are partly in the genes; number 2 is lifestyle, which includes balanced diet and standard exercise. I walk, work and swimming every day. But, I do believe a lot of workout can be detrimental because of over-stress; occasionally individuals who exercise also several hours each day die early.
The great issue about’Arrow’is we never claim never on the show. Ideally the display could have a good extended life , and all method of things can potentially happen.