Health advances may negate some of the problem, if a 60 year old in the future is as healthy and as active as a 30 year old now no reason why they can't still b

Health advances may negate some of the problem, if a 60 year old in the future is as healthy and as active as a 30 year old now no reason why they can't still be making great contributions to the workforce. In China this may be harder given how much of the work force is engaged in manual labor type positions.